(q12) Apply Poiseuille’s Law to calculate the volume of blood that passes a cross–section per unit time
Viscosity = 0.0010
Radius = 0.030 cm
Length = 3 cm
P = 1000 dynes/square cm

To compute the arithmetic mean, you would need multiple data points of daily electricity consumption. For example: (30 + 35 + 25 + 40 + 30 + 35 + 40) kWh / 7 days = 33.57 kWh per day

To compute the daily consumption of electricity in units, you need two pieces of information: the total consumption of electricity and the time period over which it was measured. Let's assume you have the total consumption in kilowatt-hours (kWh) and the number of days the consumption was measured.

To calculate the daily consumption, divide the total consumption by the number of days. For example, if the total consumption is 300 kWh and it was measured over 10 days, the daily consumption would be 300 kWh / 10 days = 30 kWh per day.

To compute the arithmetic mean, you would need multiple data points of daily electricity consumption. Let's say you have collected data for a week, with daily consumption values of 30 kWh, 35 kWh, 25 kWh, 40 kWh, 30 kWh, 35 kWh, and 40 kWh. Add up all the daily consumption values and divide the sum by the number of days to calculate the mean.

For example: (30 + 35 + 25 + 40 + 30 + 35 + 40) kWh / 7 days = 33.57 kWh per day.

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The function represented by the graph is f(x) = ln(0.5x).

The graph displays a diminishing curve that begins above the x-axis and moves closer to it as x grows.

Logarithmic functions most  typically take this structure of graph.

Only f(x) = ln(0.5x), where ln stands for the natural logarithm, is one of the many functions that can express a logarithm.

The inverse of the exponential function with base e is the natural logarithm, which has a base of e (about 2.718).

The rate at which the function decrements is determined by the 0.5 coefficient in ln(0.5x).

The argument of the logarithm (0.5x) as it  grows as x increases, causes the function to approach the x-axis more slowly.

This is consistent with how the graph in the provided graphic behaves.

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Answer: Area of Cylinder = 753.982

Step-by-step explanation:

Given:

h = 7 cm

r = 8cm

Formula for cylinder:

A = (Perimeter of base) x height + 2 (Area of Base)

Breakdown:

Perimeter of base = 2[tex]\pi r[/tex]

Perimeter of base = 2 [tex]\pi[/tex] (8)

Perimeter of base = 50.2655

Area of Base = [tex]\pi r^{2}[/tex]

Area of Base = [tex]\pi 8^{2}[/tex]

Area of Base = 201.0619

Area of Cylinder = (Perimeter of base) x height + 2 (Area of Base)

Area of Cylinder = (50.2655)(7) +2(201.0619)

Area of Cylinder = 753.982

The number of feet of flat bar needed to complete the gate is 34 feet (rounded up to the nearest whole number).

To calculate the number of feet of flat bar needed to complete a gate with the given specifications of 1/4" x 3/4" flat bar, we can follow these steps:

Step 1: Convert the measurements to Feet To convert the measurements from inches to feet, we can divide them by 12. So, 1/4" = 0.02083 ft and 3/4" = 0.0625 ft.

Step 2: Calculate the length of each flat bar piece Needed For each flat bar piece, we need to add up the length of all the sides that will be made from the flat bar.

From the specifications given, we can see that there will be six pieces of flat bar needed:

four vertical pieces and two horizontal pieces. The length of each vertical piece will be the height of the gate plus an additional 2 inches at the top for the curve, and the length of each horizontal piece will be the width of the gate plus an additional 2 inches on either side for the curves.

So, the length of each piece can be calculated as follows:

Vertical pieces: (48 + 2 + 2) x 2 x 0.02083 ft = 2.083 ft Each Horizontal pieces: (120 + 2 + 2) x 2 x 0.0625 ft = 15.625 ft Each

Step 3: Add up the total length of flat bar Needed Finally, we can add up the total length of flat bar needed by multiplying the length of each piece by the number of pieces, which is 6 in this case:

Total length of flat bar needed = 2.083 ft x 4 + 15.625 ft x 2= 33.33 ft (rounded up to the nearest whole number)

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Answer:

Set your calculator to degree mode.

[tex] \frac{ \sin(29) }{6.78} = \frac{ \sin(x) }{4} [/tex]

[tex]6.78 \sin(x) = 4 \sin(29) [/tex]

[tex] \sin(x) = \frac{4 \sin(29) }{6.78} [/tex]

[tex]x = {sin}^{ - 1} ( \frac{4 \sin(29) }{6.78} ) = 16.62[/tex]

The number that belongs in the green box is 16.62.

Step-by-step explanation:

Just :    5,8374

Answer:

It's C: 400

Step-by-step explanation:

The inside dimensions of the tank are:

h = 40 inches

w = 40 inches

l = 48 inches

Convert to Feet:

h = 40 inches / 12 = 3.33 feet

w = 40 inches / 12 = 3.33 feet

l = 48 inches / 12 = 4 feet

Volume of one tank = 3.33 feet * 3.33 feet * 4 feet

= 44 cubic feet (approximately)

Since there are nine tanks, we multiply the volume of one tank by nine to get the total volume:

Total volume = 44 cubic feet * 9

= 396 cubic feet

Rounding the answer to the nearest whole number, the total volume is approximately 396 cubic feet.

Therefore, the correct answer among the given options is 400.

Hope that helped!

Answer:

 (a) at least one x-intercept

  (b) at least one y-intercept

  (e) the domain of x

Step-by-step explanation:

Given g(x) = (-4x² +36)/(x+3) and f(x) as shown in the graph, you want to know what features the functions have in common.

The function g(x) can be simplified:

  [tex]g(x)=\dfrac{-4x^2+36}{x+3}=\dfrac{-4(x^2 -9)}{x+3}=\dfrac{-4(x+3)(x-3)}{x+3}\\\\g(x)=-4(x-3)\quad x\ne-3[/tex]

This is the equation of a straight line with negative slope and a hole at coordinates (-3, 24). That is, the domain excludes x = -3.

The line has x-intercept (3, 0) and y-intercept (0, 12).

Both functions have an x-intercept at (3, 0), at least one x-intercept, choice A.

Both functions have a y-intercept at (0, 12), at least one y-intercept, choice B.

Only function f(x) has an oblique asymptote.

Only function f(x) has a vertical asymptote.

Both functions exclude x = -3 from their domains, so they have the same domain, choice E.

  Choices A, B, E identify the shared features.

<95141404393>

The 156 times would expect to land on the green.

The probability of all the events occurring need to be 1.

P(E) = Number of favorable outcomes / total number of outcomes

Given that the spinner is spun 1200 more times,

Probability of green:

P= 39/300

A number of attempts:  

1200

Expected number of landing on green:

Expected frequency = probability × number of trials

1200 x 39/300 = 156 times

Hence, Answer is 156 times

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Answer: Ratio of their investments is 3:4:6:7. Ratio of profits is 13:4:6:7.

Step-by-step explanation:

a. we know that their investments are 30,000 , 40,000 , 60,000 , 70,000 respectively.

so the ratio o their investments is, A:B:C:D = 3:4:6:7

A: (360-120) x (30000/ 30000+40000+60000+70000) = 36

B: (360-120) x (40000/ 30000+40000+60000+70000) = 48

C: (360-120) x (60000/ 30000+40000+60000+70000) = 72

D: (360-120) x (70000/ 30000+40000+60000+70000) = 84

b. For dividing the profit, it is given that 1/3rd of the profit is reserved for the manager. So,

1/3 of360 = 120

A: 120 + (360-120) x (30000/ 30000+40000+60000+70000) = 156

B: (360-120) x (40000/ 30000+40000+60000+70000) = 48

C: (360-120) x (60000/ 30000+40000+60000+70000) = 72

D: (360-120) x (70000/ 30000+40000+60000+70000) = 84

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The arc length of a Curve is given by the formula:`L = int_a^b sqrt(1 + [f'(x)]^2) dx , the correct option is given by `L = int_0^1 sqrt(1 + 4x^2) dx`.

The arc length of a curve is given by the formula:`L = int_a^b sqrt(1 + [f'(x)]^2) dx

where L is the length of the curve between x = a and x = b. In this formula, `f(x)` is the equation of the curve being considered and `f'(x)` is the derivative of `f(x)` with respect to x.

Using this formula, the following integrals can be used to find the length of the curve described by the function:`L = int_0^1 sqrt(1 + 4x^2) dx`This is because the function being described by this integral is the equation of a curve, and the integral finds the length of this curve between `x = 0` and `x = 1`.

To evaluate the integral, we can use trigonometric substitution. Let `x = (1/2) tan(theta)`. Then `dx/dtheta = (1/2) sec^2(theta)`, so `1 + 4x^2 = 1 + 2 tan^2(theta) = sec^2(theta)`.Substituting these expressions into the integral, we have:

`L = int_0^1 sqrt(1 + 4x^2) dx = int_0^(pi/4) sec(theta) (1/2) sec^2(theta) theta = (1/2) int_0^(pi/4) sec^3(theta) dtheta`

This integral can be evaluated using integration by parts, and the final answer will be in terms of trigonometric functions.

Therefore, the correct option is given by `L = int_0^1 sqrt(1 + 4x^2) dx`.

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Answer:

12

Step-by-step explanation:

Note that the area B of the rectangular base with length x and width 9 units is:

[tex]B=9x[/tex]

Then, the volume [tex]V=468[/tex] cubic units of the pyramid is related to its base area [tex]B=9x[/tex] and height [tex]h=13[/tex] as follows:

[tex]V=\frac{1}{3}Bh\\468=\frac{1}{3}\times 9x\times 13\\x=\frac{468\times3}{9\times 13}=12[/tex]

So, the value of x is 12.

Hello !

Answer:

[tex]\Large \boxed{\sf x=12}[/tex]

Step-by-step explanation:

The volume of a pyramid is given by [tex]\sf V_{pyramid}=\frac{1}{3}\times B\times h[/tex] where B is the area of the base and h is the height.

This is a rectangular pyramid. We have [tex]\sf B=l\times w[/tex] where l is the length and w is the witdth.

So [tex]\sf V_{pyramid}=\frac{1}{3}\times l \times w\times h[/tex]

Given :

Let's substitute l, w and h with their values in the previous formula :

[tex]\sf V_{pyramid}=\frac{1}{3}\times x\times 9 \times 13\\\sf V_{pyramid}=3\times13\times x\\\sf V_{pyramid}=39x[/tex]

Moreover, we know that [tex]\sf V_{pyramid}=468\ units^3[/tex].

Therefore [tex]\sf 39x=468[/tex]

Let's solve for x :

Divide both sides by 39 :

[tex]\sf \frac{39x}{39} =\frac{468}{39} \\\boxed{\sf x=12}[/tex]

Have a nice day ;)

Answer:

36.84%

Step-by-step explanation:

7 over 19 as a percentage?

We Take

(7 ÷ 19) x 100 ≈ 36.84%

So, the answer is 36.84%.

Answer:

  9, -2

Step-by-step explanation:

You want two numbers with a product of -18 and a sum of 7.

These are easiest if you list the factor pairs of the product. You want to choose them so their sum has the sign of the required sum.

  -18 = (-1)(18) = (-2)(9) = (-3)(6)

Sums of these factor pairs are 17, 7, 3.

The pair of numbers you want is -2 and 9.

<95141404393>

Below are five equations using the digits 7 to 7, each with a negative value for x:

Equation: 7 + x = 0

Explanation: If we subtract 7 from both sides, we get x = -7. Therefore, the value of x in this equation is negative.

Equation: x - 7 = -14

Explanation: If we add 7 to both sides, we get x = -7. Hence, the value of x in this equation is negative.

Equation: 7x - 14 = 0

Explanation: We can rearrange the equation as 7x = 14, and then divide both sides by 7, yielding x = 2. However, we are looking for a negative value of x. By negating the equation, we get -7x + 14 = 0. Solving for x gives x = -2, which is a negative value.

Equation: -7x + 14 = 0

Explanation: We can rearrange the equation as -7x = -14, and then divide both sides by -7. This yields x = 2, which is a positive value. However, we are looking for a negative value of x. By negating the equation, we get 7x - 14 = 0. Solving for x gives x = -2, which is a negative value.

Equation: -7 + x = -14

Explanation: If we subtract x from both sides, we get -7 = -14 - x. By rearranging the equation, we have -x = -7 - 14, which simplifies to -x = -21. Dividing both sides by -1 gives x = 21, but we need a negative value of x. Therefore, we can negate the equation, resulting in 7 - x = 14. Solving for x gives x = -7, which is a negative value.

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[tex] \bold{a {}^{n + 3} - 3a {}^{n + 2} - 4a {}^{n + 1} - a {}^{n} \: \: by \: \: - a {}^{n} \: \: x {}^{2} }[/tex]

Case of multiplication of a Polynomial by a monomial. The rule says that, to multiply the monomial by each of the terms of the polynomial, taking into account the law of signs, separating the partial products with their own signs. That is, we apply the Distributive Law of multiplication.

Then, we will solve by Distributive law.

[tex]\bold{(a {}^{n + 3} - 3a {}^{n + 2} - 4a {}^{n + 1} - a {}^{n})( \: \: - a {}^{n} \: \: x {}^{2} ) }[/tex]

[tex] \sf{a {}^{n + 3}( - a {}^{n}x {}^{2}) - 3a {}^{n + 2}( - a {}^{n}x {}^{2}) - 4a {}^{n + 1} ( - a {}^{n} x {}^{2} ) - a {}^{n} ( - a {}^{n} x {}^{2}) }[/tex]

[tex] \sf{ - 1 \cdot 1a {}^{n + 3 + n}x {}^{2} + 3 \cdot1 a{}^{n + 2 + n}x {}^{2} + 4 \cdot1a {}^{n + 1 + n}x {}^{2} + 1 \cdot1a {}^{n + 2}x {}^{2} }[/tex]

[tex]\bold{ Answer}=\sf{- a {}^{2n + 3} x {}^{2} + 3a {}^{2n + 2}x {}^{2} + 4a {}^{2n + 2}x {}^{2} + a {}^{2n} x {}^{2}} [/tex]

The compound interest earned on a four year investment at $3500 at 4.5% compounded monthly is $724.46 (calculated by subtracting the initial investment amount of $3500 from the total amount of $4224.46).

Compound interest is the interest that is generated on the interest that has been accrued over a certain period of time.

The compound interest that is earned on a four year investment at $3500 at 4.5% compounded monthly can be calculated using the formula for compound interest, which is given as:

A = P(1 + r/n)^(nt)

Where:

A is the total amount of money after the investment period,P is the principal or initial amount of money invested,r is the annual interest rate,n is the number of times the interest is compounded in a year,

t is the total number of years the investment is held.Substituting the given values in the above formula,

we get:A = 3500(1 + 0.045/12)^(12*4)A

= 3500(1 + 0.00375)^(48)A

= 3500(1.00375)^(48)A

= 3500(1.2067)A

= $4,224.46

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Answer:

Answer will be 55898.

Step-by-step explanation:

The value of the radical √48 is 4√3.

Radical is a symbol (√) that denotes square roots and nth roots. The number inside the symbol is called Radicand and the expression containing the radical or a square root is called a Radical expression.

Here, we are given the radical √48

To find the value of the radical, we will factorize 48

i.e., 48 = 2×2×2×2×3

           = 16×3

Now, the square root of 48, that is, √48

                                                       = [tex]\sqrt{16\cdot3}[/tex] =[tex]\sqrt{16} \cdot \sqrt{3}[/tex]

We know 16 is a perfect square of 4, that is, the square root of 16= 4

⇒√16=4

Using this, we have √48= 4√3

The correct answer is 4√3.

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The number of brand X batteries that would last more than 14 hours is 12.

Batteries with 14 hours battery life falls in the first quartile which is 25% of the distribution. Hence, 75% lasted more than 14 hours.

From the information we have established, If Mary bought 16 brand X batteries , then;

75% of the number of batteries would give us the answer :

75% of 16

0.75 × 16 = 12.

Therefore, 12 batteries would last more than 14 hours .

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The figure ABC is not a right triangle

From the question, we have the following parameters that can be used in our computation:

Side lentghs = (0.73 cm) (0.7 cm) (0.24 cm)

Using the Pythagorean formula, we have

Square of longest sides = Sum of the squares of the other sides

using the above as a guide, we have the following:

0.73² = 0.7² + 0.24²

Evaluate

0.5329 = 0.5476

This equation is false

Hence, ABC is not a right triangle

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The probability P(Z > -1.3) in a standard normal distribution is approximately 0.9032 or 90.32%.

We have,

To find the probability P(Z > -1.3) in a standard normal distribution, you can use a standard normal table or a calculator that provides cumulative probabilities.

Using a standard normal table:

The standard normal table provides the cumulative probabilities for values between 0 and the given z-score.

Since we want to find the probability of Z greater than -1.3, which is on the left side of the mean, we need to find the complementary probability of Z less than or equal to -1.3 and subtract it from 1.

Looking up -1.3 in the standard normal table, we find the cumulative probability to be 0.0968.

The probability P(Z > -1.3) is:

P(Z > -1.3) = 1 - P(Z ≤ -1.3)

P(Z > -1.3) = 1 - 0.0968

P(Z > -1.3) ≈ 0.9032

Using a calculator:

If you have a calculator that provides cumulative probabilities for the standard normal distribution, you can directly input the value -1.3 to find the probability.

Using the calculator, you would calculate:

P(Z > -1.3) ≈ 0.9032

Therefore,

The probability P(Z > -1.3) in a standard normal distribution is approximately 0.9032 or 90.32%.

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Answer:

x = 4

Step-by-step explanation:

Vertically opposite angles are equal.

5x + 3 = 2x + 15

Make x the subject:

3x + 3 = 15

3x = 12

x = 4

The area of rectangular room with length L and width W is LW/9 square yard.

Given that, a rectangular room has length L and width W, where L and W are measured in feet.

Here, L feet = L/3 yard and W feet = W/3 yard

a) Area = Length×Width

= L/3 × W/3

= LW/9 square yard.

b)  Carpeting costs x dollars per square yard.

Total cost = x×LW/9

= LWx/9 dollars

Therefore, the area of rectangular room with length L and width W is LW/9 square yard.

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Answer:

11.5 or 11 1/2 (eleven and a half)

Step-by-step explanation:

so we can add the whole numbers together

5 + 6 = 11

then we are left with the fractions

1/3 + 1/6

we need to make both sides equal so we multiply both the upper and lower part of 1/3 by 2

which gives us 2/6

then you simply add 2/6 and 1/6 together which is 3/6

3/6 can be simplified to 1/2 or 0.5

just add that back to the original 11 you added up and your final answer is

11.5 or 11 1/2 (eleven and a half)

Answer:

The answer is

[tex]11 \frac{3}{6} [/tex] or 11.5

or in simplest form

11½

Step-by-step explanation:

5⅓+6⅙

[tex] = \frac{16}{3} + \frac{37}{6} [/tex]

Taking LCM which is 6

[tex] \frac{ \frac{16}{3} + \frac{37}{6} }{6} [/tex]

[tex] \frac{2(16) + 1 \times 37}{6} [/tex]

[tex] \frac{32 + 37}{6} [/tex]

[tex] = \frac{69}{6} [/tex]

[tex] = 11 \frac{3}{6} [/tex]

11½ in simplest form or 11.5

Answer:

a)  x = 2 and x = 4

Step-by-step explanation:

A quadratic function is a mathematical function of the form f(x) = ax² + bx + c, where a, b, and c are constants and x represents the independent variable.

The solutions of a graphed quadratic function are the x-values of the points where the parabola crosses the x-axis.

These solutions are also known as the x-intercepts, roots, or zeros of the quadratic function.

From inspection of the given graph, the function crosses the x-axis at x = 2 and x = 4.

Therefore, the solutions of g(x) = -x² + 6x - 8 are:

Answer:

x=2 and x=4.

Step-by-step explanation:

The solution of g(x)=-x^2+6x-8 is the point where the graph of the function intersects the x-axis. This point is (4,0) and (2,0).

Therefore, the solution of g(x)=-x^2+6x-8 is x=4 and x=2.

Another method:

Similarly, we can find the value of x by factorization method too.

g(x)=x^2+6x-8

let g(x)=0

0=x^2+6x-8

x^2-6x+8=0

doing middle-term factorization:

x^2-(4+2)x+8=0

x^2-4x-2x+8=0

x(x-4)-2(x-4)=0

(x-4)(x-2)=0

either

x=4

0r

x=2

Therefore x=4 and x=2.

TWO x-values below that lie in the domain of all three functions are

C) x = 0

D) x = -1

Domain values refer to the set of possible input values for a function or mathematical expression. In other words, the domain is the set of all possible x-values for which the function or expression is defined.

The equations is investigated as follows

h(x) = 2x / (x + 4) : would not have a domain of -4

log(x + 2 : would not have a domain of -2

The graph can have a domain of 0 and -1 hence this remains the correct option

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The graph of the piecewise function for this problem is given by the image presented at the end of the answer.

A piece-wise function is a function that has different definitions, depending on the input of the function.

The definitions to the function in this problem are given as follows:

Hence the graph of the piecewise function for this problem is given by the image presented at the end of the answer.

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the correct option is b) 60°, as the smallest angle is 40°.

Step-by-step explanation:

Let's assume the angles of the quadrilateral are \(a\), \(2a\), \(4a\), and \(5a\), respectively.

According to the given information, the smallest angle is \(a\), which is either 120° or 40°.

a) If \(a = 120°\):

The four angles of the quadrilateral would be 120°, 240°, 480°, and 600°, respectively. However, angles in a quadrilateral cannot exceed 360°, so this option is not valid.

b) If \(a = 40°\):

The four angles of the quadrilateral would be 40°, 80°, 160°, and 200°, respectively. These angles are within the valid range for a quadrilateral.

Therefore, the correct option is b) 60°, as the smallest angle is 40°.

Approximately 26 percentage  of the counters are yellow.

To find the percentage of counters that are yellow, we first need to determine the total number of yellow counters.

Given that there are 600 counters in total, we know that the sum of the number of blue, red, and yellow counters should equal 600.

From the information provided, we know that 5/12 of the counters are blue. We can calculate the number of blue counters as follows:

Blue Counters = (5/12) * 600 = 250

We also know that 194 of the counters are red.

So, the total number of blue and red counters is:

Blue Counters + Red Counters = 250 + 194 = 444

To find the number of yellow counters, we subtract the sum of blue and red counters from the total number of counters:

Yellow Counters = Total Counters - (Blue Counters + Red Counters) = 600 - 444 = 156

Now, we can calculate the percentage of yellow counters by dividing the number of yellow counters by the total number of counters and multiplying by 100:

Percentage of Yellow Counters = (Yellow Counters / Total Counters) * 100 = (156 / 600) * 100 ≈ 26%

Therefore, approximately 26% of the counters are yellow.

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