factor x^2-2x-8 step by step please

Answers

Answer 1
Factors of 8
1 and 8
2 and 4

We need to add to -2
We can use +2 and -4

(x + 2)(x - 4)

Check using FOIL
x^2 + 2x - 4x -8
x^2 - 2x - 8 :)

Related Questions

how can making a table or graph help you decide whether a rule is a function

Answers

Answer:

It is possible to know whether the rule is a function or not through the graph by drawing a straight line parallel to the Y axis.If the straight line cuts the graph of the relationship at more than one point, then it is not a function. If it breaks it in one point, then it becomes a function.

Step-by-step explanation:

If you need any explanation on math you can communicate with me on Whats on this number +201557831028 or in email or face

Determine the value of the first term and write a recursive definition for the following
sequence.
{10,15,20,25,30,35,…}
PLEASE SHOW YOUR WORK!

Answers

It is just counting by 5.

quick answer please!!!​

Answers

Answer:

a. it has reflectional symmetry with 16 line of symmetry

multiplication: 2x12=__________

Answers

Answer:24

Step-by-step explanation:

Answer:

24

Step-by-step explanation:

12+12=24

Explain how to evaluate 34​

Answers

Step-by-step explanation:

you can evaluate 3^4(3raise to the power of 4)by multiplying 3 four times and the answer is 81 (3*3*3*3) 81

Answer:

Three to the fourth means multiply 3 together 4 times, so expanded form is 3 x 3 x 3 x 3. To evaluate the power, find the product of the factors in expanded form. 3 times 3 is 9, 9 times 3 is 27, and 27 times 3 is 81.

Step-by-step explanation:

Pls help with math ASAP due tonight

Answers

Answer:

The equation of the line is y=-1/2x-3.5

Step-by-step explanation:

Given the two points on the line, (1, -4) and (3, -5), find the slope of the line with the equation [tex]m=\frac{y2-x2}{y1-x1}[/tex].

[tex]m=\frac{-5-(-4)}{3-1} =\frac{-5+4}{3-1} =\frac{-1}{2}[/tex]

After you find the slope of the line, substitute x and y with either point given to you. For me, I'll use point (1, -4) to solve for the y-intercept.

[tex]-4=\frac{-1}{2} (1)+b[/tex]

[tex]\frac{1}{2} -4=\frac{-1}{2} +\frac{1}{2} +b[/tex]    add both sides by 1/2 so that b is alone

[tex]\frac{-7}{2} =b[/tex]              

You can rewrite -7/2 as -3.5.

welp me someone this iready is for a grade.

Answers

Answer: 1920 cubic centimeter

Step-by-step explanation:

L*W*H for both and add

8*10*10=800

8*10*14=1120

800+1120=1920 cubic centimeters

what is bigger 1 yard or 35 inches

Answers

1 Yard is bigger than 35 inches

Answer:

1 yard

Step-by-step explanation:

in a yard there is 36 inches


Is the graph shown at right the graph of -2x + 5y = 20? yes or no? explain your thinking

ILL GIVE YOU BRAINLIST

Answers

Yes

Rewrite the equation in slope intercept form.
First add 2x to both sides:
5y = 2x + 20
Divide both sides by 5
y = (2/5)x + 4

Based on this equation, the y-intercept is 4, which is true for the graph. The slope is 2/5, which is also true for the graph, seeing as how there are points at (-5,2), (0,4), and (5,6). Between each point you go 2 up and 5 to the right.

In ΔBCD, the measure of ∠D=90°, DB = 5.2 feet, and CD = 3.9 feet. Find the measure of ∠C to the nearest tenth of a degree???

Answers

Answer: 53.1

Step-by-step explanation:

Find the equation of this line.
Simplify the fractions.

Answers

Answer:

Step-by-step explanation:

Where's the line?

the slope of a line is 1, and the y-intercept is -1. what is the equation of the line written in slope-intercept form?​

Answers

Answer:

y=x-1

Step-by-step explanation:

50! POINTS! HELP QUICK!
Which of the following is the equation for the graph shown?

y squared over 4 minus x squared over 12 equals 1
y squared over 16 minus x squared over 12 equals 1
x squared over 4 minus y squared over 12 equals 1
x squared over 16 minus y squared over 12 equals 1

50 points!

Answers

I believe it is the first option. Hope this helps!

The diameter of a cylindrical vessel is 42 cm and its height is 50 cm. Find the
volume of the vessel. ( π = 22 / 7 )

Answers

Answer:

I have made it in above picture

Please help I don't understand this question

Answers

Answer: What is The Question

Step-by-step explanation:

You Forgot To add The Picture

How many solutions does this equation have?

–9 − 5p = –2 − 5p

Answers

Answer:

no solutions

Step-by-step explanation:

My dad was painting our living room. He started with 5/9 of a can of paint.
He used 1/3 of the can. How much paint did he have left?

Answers

Answer:

0.2 rounded up or 1/5 (also rounded up)

What is equivalent to the equation y=3x+z/4?

Answers

parametric form.....


y=3x+ 1/4z

Find the value of x.​

Answers

Answer:

x = 1.8

Step-by-step explanation:

7x = 17x - 18

bring all x values to a side

7x -17x = -18

-10x = -18

divide by -10

x = 9/5 = 1.8

The value of x is 6.

We know from Mid point theorem

The Midpoint Theorem, also known as the Midsegment Theorem, states that in a triangle, the line segment connecting the midpoints of two sides is parallel to the third side and is half its length.

So, from the figure we can write

7x = 1/2 (17x - 18)

7x (2) = 17x - 18

14x = 17x - 18

By subtracting 17x from both sides to eliminate the x term on the right side:

14x - 17x = 17x - 17x - 18

-3x = -18

Next, divide both sides of the equation by -3 to solve for x:

(-3x) / -3 = (-18) / -3

x = 6

Learn more about Mid point theorem here:

https://brainly.com/question/13677972

#SPJ6

Help I’ll give brainly

Answers

i really want to say 648 but it might be 27 or 15552

Solve this equation-5/2=3/4+n
What is n ?

Answers

Answer:

n = -(13/4) or -3.25(In decimal form)

Step-by-step explanation:

-(5/2) = (3/4) + n

-(5/2) - (3/4)

n = -(13/4)

Willard F. Libby received his undergraduate degree from
.

After he completed his graduate work, he became a professor at
.

In 1960, he won a Nobel Prize in

Answers

Answer:

Berkley

Step-by-step explanation:

After he completed his graduate work, he became a professor at Berkley.

Answer:

Willard F. Libby received his undergraduate degree from

✔ University of California, Berkley

.

After he completed his graduate work, he became a professor at

✔ University of California, Berkley

.

In 1960, he won a Nobel Prize in

✔ chemistry

.

Step-by-step explanation:

Given: AB=BC,AM=MC
BM IAC , EF I BC
EC
FC
Prove:
AB
MA
B
F
с
A
EM

Answers

Answer:

AB=BC,AM=MC

BM IAC , EF I BC

Step-by-step explanation:

AB

MA

B

F

с

A

The water depth of a pond is initially 36 inches and decreases at a rate of 0.2 inches per day through evaporation. Write a linear function that represents the depth of the pond at a given time.

Answers

Answer:

36-0.2d

Step-by-step explanation:

d refers to the number of days

This should work for your question if not I'm very sorry

The required expression for the decreasing depth of the pond is y = 36 - 0.2x, Where y is the depth of the pond after x days.

What is the equation?

The equation is the relationship between variables and constants represented as y = ax + b  is an example of a polynomial equation.

Here,
The water depth of a pond is initially 36 inches
The water depth of a pond decreases at a rate of 0.2 inches per day through evaporation.
Let the number of the days be x , and the depth left be y
According to the question,
Total depth in x days = 0.2x
Total remaining depth = 36 - 0.2x
or
y = 36 - 0.2x

Thus, the required expression for the decreasing depth of the pond is y = 36 - 0.2x, Where y is the depth of the pond after x days.

Learn more about equations here:

brainly.com/question/10413253

#SPJ5


- 10(i + 5) = 2(21 + 3)
need help asap

Answers

Answer:

-9.8

Step-by-step explanation:

-10i -50 = 2(24)

-10i = 48+50

-i= 98/10

i= -9.8

Someone help me
Right now.

Answers

28 is the answer haha

Solve: 64-3x-3 .64+22=38

Answers

4.0/5

136

The answer is x = -8/9.

Hope you have a good rest of your day. :)

Answer:

B. [tex]x=-\frac{8}{9}[/tex]

Step-by-step explanation:

edge 2021

:) Good luck, loves!

A university law school accepts 3 out of every 13 applicants. If the school accepted 243 ​students, find how many applications they received.

Thank you anyone who helps =)

Answers

Answer:

1,053 applications

Step-by-step explanation:

hope this helps!! please mark brainliest :))

Answer:lol figure it out Step-by-step explanation:

A shipping company borrows £70 million at 5% compound
interest to build a new cruise ship. If it repays the debt
after three years, how much interest will the company pay?​

Answers

Answer:

10.500.000 libras esterlinas

Step-by-step explanation:

70000000 x 0,05 = 3.500.000

3.500.000 x 3 = 10.500.000

45 degrees and 6 find each variable
Will mark brainliest

Answers

Answer:

[tex]x = y = 3\sqrt{ 2[/tex]

Step-by-step explanation:

Given

The attached triangle

Required

Find x and y

The given triangle has 45 degrees as one of its angles, and it is also a right angle triangle.

For this kind of parameter, the opposite = the adjacent

i.e. x = y

Apply Pythagoras theorem

[tex]x^2 + y^2= 6^2[/tex]

Substitute x for y

[tex]y^2 + y^2= 6^2[/tex]

[tex]2y^2= 36[/tex]

Divide by 2

[tex]y^2 = 18[/tex]

Take square root

[tex]y = \sqrt{18[/tex]

[tex]y = \sqrt{9 * 2[/tex]

Split

[tex]y = \sqrt{9} *\sqrt{ 2[/tex]

[tex]y = 3*\sqrt{ 2[/tex]

[tex]y = 3\sqrt{ 2[/tex]

[tex]x = y = 3\sqrt{ 2[/tex]

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