Expand and simplify: (x-2)^3

Answers

Answer 1

Answer:

Expand (x+2)^3. (x+2)3 ( x + 2 ) 3. Use the Binomial Theorem. x3+3x2⋅2+3x⋅22+23 x 3 + 3 x 2 ⋅ 2 + 3 x ⋅ 2 2 + 2 3. Simplify each term.


Related Questions

78 is 65% of what number?

Answers

Answer:

120

Step-by-step explanation:

Answer: 120

Step-by-step explanation: hope this helps

Find the Mean Absolute Deviation:
{1, 10, 7, 6, 4,8}
A) 1.7
B) 1.9
C) 2.1
D) 2.3
E) 2.5

Answers

Answer:

2.33

Explanation:

First find the mean:

1 + 10 + 7 + 6 + 4 + 8 = 36

36 / 6 ( there are 6 total numbers) = the mean is 6

Then subtract the mean from each number:

1 - 6 = -5

10 - 6 = 4

7 - 6 = 1

6 - 6 = 0

4 - 6 = -2

8 - 6 = 2

(don't worry about the negatives)

5 + 4 + 1 + 0 + 2 + 2 = 14

14 / 6 ( again, there are 6 total numbers) = 2.33

2+3.3x-1.7=5.25 solve for x

Answers

Answer:

1.5

Step-by-step explanation:

2+3.3x-1.7=5.25

=> 3.3x = 5.25 +1.7 -2

=> 3.3x = 6.95 - 2

=> 3.3x = 4.95

[tex] = > x = \frac{4.95}{3.3} [/tex]

[tex] = > x = \frac{49.5}{33} [/tex]

=> x = 1.5 (Ans)

Choose from among the following sequence of numbers the one that is arithmetic with a common difference of +3

Answers

Answer:

3, 6, 9, 12, 15

Step-by-step explanation:

just took quiz

Michelle is four times as old as Fiona. Fiona is twice as old as Madeline. Madeline is seven years old. How old is Michelle?

Answers

Answer:

michelle is 56 years old

Step-by-step explanation:

start with madeline you know she's 7, move on to fiona we know she is twice as old as madeline so we mulitply 7 times 2, we get 14. now we know fiona is 14 and in order to find michelles age we multiply times 4 because shes four time fionas age. 14x4=56.

First find fionas age

Fiona is 2x as old as madeline

madeline is 7

mulitply 7*2 which gives you 14

that means fiona is 14

multiply 14 by 4 which gives you 56

michelle is 56

$175 at 5.45% for 36 months


What is the difference between the interest amount in the account if you did simple and compound interest?

Answers

Answer:

Results are below.

Step-by-step explanation:

Giving the following information:

$175 at 5.45% for 36 months

First, we need to determine the monthly interest:

Monthly interest= 0.0545/12= 0.004542

Now, we will calculate the interest earned using both simple and compound interest:

Simple interest:

I= P*r*t

I= 175*0.004542*36

I= $28.61

Compound interest:

I= PV*(1+i)^n - PV

I= 175*(1.004542^36) - 175

I= $31.01

giving brainliest help

Answers

Answer:

The first one

Step-by-step explanation:

Okay I don't know this one either so uh help please

Answers

9514 1404 393

Answer:

  (a)  A'(-2, 1), B'(-4, -3), C'(-7, 0)

Step-by-step explanation:

If X is the center of rotation, the coordinates of point P are transformed like this:

  P' = -(P -X) +X

  P' = 2X -P

  (x, y) ⇒ (2(-5) -x, 2(3) -y)

  (x, y) ⇒ (-10-x, 6-y)

__

Your points are transformed to ...

  A(-8, 5) ⇒ (-10-(-8), 6-5) = A'(-2, 1)

  B(-6, 9) ⇒ (-10-(-6), 6-9) = B'(-4, -3)

  C(-3, 6) ⇒ (-10-(-3), 6-6) = C'(-7, 0)

These coordinates match the first choice.

The slope of the line that passes through the points (9,11) and (3,6) is what?​

Answers

Answer:y= -5

X=-6

-5/6

Step-by-step explanation:

Which of the following is a geometric sequence?

A:0, 2, 6, 12, 72, . . .

B:1/2,2/3,3/4,4/5,5/6

C:4, 9, 14, 19, 24, . . .

D:1, 3, 9, 27, 81, . . .

Answers

Answer:

D

Step-by-step explanation:

to find the next term multiply by 3

Which of the following is the solution to
the equation below?
X – 1.4 = 0.6
A 0.8
C 1.2
B 1.0
D 2.0

Answers

Answer: D

Step-by-step explanation:

Step by step:

1) we want to get the numbers to one side and the letters to one side

In order to get -1.4 to the right side, we cancel it from the left and take it to the right. In order to cancel -1.4 we had +1.4 to both ends which leaves us with 0 on the left and 2.0 to the right (1.4+0.6)

Therefore:
X=2.0

Please help me I need to pass this class

Answers

It’s 56 degrees. All the outside values equal 360 so you make them equal to that to solve for x and you get x=18. Then you solve for C and get 124. Then subtract 180-124 for DCE and you get 56

solve the following linear equation 3 1/x 5 1/4=17 1/2​

Answers

Answer:

Step-by-step explanation:



Saul makes Apple Green paint and Citron Green paint.
He mixes green paint with white paint as shown.
Apple Green
green : white = 2:1
Citron Green
green : white = 4:5
He makes 90 litres of Apple Green paint.
To this Apple Green paint he adds 24 litres of green paint.
How much more white paint does he need to add to make Citron Green paint?
Your final line must say, He needs to add ... litres of white paint.

Answers

Answer:

You would need 18 litres more of white paint to create Citron Green paint.

Step-by-step explanation:

Given the Green Apple paint contains 24 litres of green paint in a 2:1 ratio with white paint, we can conclude the mixture contains 12 litres of white paint because 24 / 2 = 12.

In a Citron Green paint mixture, the current paint mixture would contain 24 litres of green paint in a 4:5 ratio with white paint. This would mean there are 30 litres of white paint in this mixture.

24 / 4 = 6

5 x 6 = 30

To make Citron Green paint, you would need 18 litres more of white paint.

30 - 12 = 18

The amount of white paint that needs to be added is required.

He needs to add 75 liters of white paint.

Ratios

Let x be amount of green paint

y be amount of white paint.

Amount of apple green paint is 90 L, so

[tex]x+y=90[/tex]

The ratio of green to white paint is 2:1, so

[tex]\dfrac{x}{y}=\dfrac{2}{1}[/tex]

Rearranging the equation

[tex]x=2y[/tex]

Substituting in the first equation

[tex]2y+y=90\\\Rightarrow y=\dfrac{90}{3}\\\Rightarrow y=30\ \text{L}[/tex]

Amount of white paint is 30 L.

Amount of green paint is [tex]x=2y=2\times 30=60\ \text{L}[/tex]

Amount of green paint added to the apple green paint is 24 L.

Amount of green paint in the mixture is 60+24 = 84 L.

Let the amount of white paint to be added in the mixture be y.

This will be added to the 30 L of white paint in the original mixture.

The ratio of green:white = 4:5, so

[tex]\dfrac{84}{y+30}=\dfrac{4}{5}\\\Rightarrow \dfrac{84\times 5}{4}=y+30\\\Rightarrow 105=y+30\\\Rightarrow y=105-30=75[/tex]

The amount of white paint to be added is 75 L.

Learn more about ratios:

https://brainly.com/question/13513438

can some one help me for 100pts

Answers

Answer:

THanks

Step-by-step explanation:

Answer:

What is the question??

Step-by-step explanation:

-4<3x-1<14 solve the compound inequality

Answers

Answer:

Move all terms not containing the variable from the center section of the inequality.

−1<x<5

7. Maria quiere agrandar la foto de su
graduación de manera proporcional de
tal manera que su área sea 16 veces la
de la original. Si la que se muestra a
continuación tiene las medidas de la
foto original, ¿cuál será el perimetro de
la nueva foto?
6
24
960
450
240
76​

Answers

Answer:

the perimeter is 960

Step-by-step explanation:

The computation of the perimeter is shown below;

If we assume

= (24 × 2) + (6 × 2)

= 48 + 12

= 60

And, the area is 16 times to that of original So

= 60 × 16

Hence, the perimeter is 960

Does anyone know how to solve this

Answers

Hey I think the answer is letter b if not
I am sorry

[tex]\rm\red{\overbrace{\underbrace{\tt\color{orange}{\:\:\:\:\:\:\:\:Answer:\:\:\:\:\:\:\:\:\:}}}}[/tex]

B. 100°

[tex]\rm\red{\overbrace{\underbrace{\tt\color{orange}{\:\:\:\:\:\:\:\:ChaEunWoo2009\:\:\:\:\:\:\:\:}}}}[/tex]

#CarryOnLearning

If ben completes 1/4 of his book report in 5/6 of an hour how much of the book report does ben complete per hour?

Answers

Answer: Ben completes 3/10 of his book report  per hour

Step-by-step explanation:

Ben completes 1/4 of his book report in 5/6 of an hour

5/6 of an hour =  5/ 6 x 60 = 50 minutes

Therefore in 1 hour, which is = 60 minutes  he  completes

(1/4 x 60 minutes)/ 50 minutes

= 15/ 50

= 3/10 of his book report.

What is 1 12/20 as a percentage

Answers

Step-by-step explanation:

step 1. 1-12/20 = 1.6

step 2. 1.6 = 160%.

Its 160 okk like u use photomath

WHAT WOULD THIS BEEE ANYONEEE!!!

Answers

Answer:

The answer would be 3

3x3x3 equals 27 you times it three times because its cube root of 27

Answer:

125

Step-by-step explanation:

cubed root of 27

"The cubed root of a number is the number that, when multiplied by itself three times (number x number x number), gives the original number. For example, the cubed root of 27 is 3, as 3 x 3 x 3 = 27. The cubed root of 125 is 5, as 5 x 5 x 5 = 125"

A computer program used one-third of the computers total memory. The computer had a memory of 58 gigabytes. Write an algebraic equation to represent this scenario.

Answers

58 - (58/3) = x




Hhhhhhhhhhhhhhhhhh

A scale drawing of a room is shown below. In the drawing, the room is 73 inches long and
5 inches wide. What is the actual area of the room?

Answers

Answer:

The answer is 365

Step-by-step explanation:

just do 73 times 5 and you get your answer

You deposit $750 in a bank
account that will earn a simple
interest of 3.5% per year.
How much will your investment
be worth after 12 years?

Answers

Answer:

$1,065

Step-by-step explanation:

Simple interest equation: A=P(1+rt)

P (principal amount) = 750, r (rate) = 3.5%, t (time) = 12 years

A=750(1+(3.5)(12))

A=1065

The amount of an investment to be worth after 12 years should be considered as the $1,065

Calculation of an investment:

Since

The deposited amount is $750

The rate of interest is 3.5% per year.

And, the time period is 12

So,

A=750(1+(3.5)(12))

A=1065

Hence, The amount of an investment to be worth after 12 years should be considered as the $1,065

Learn more about rate here: https://brainly.com/question/13455383

Can Anybody Solve this and send the pic of the ans! ​

Answers

Answer:

solve it yourself

Step-by-step explanation:

length of ist part= 30 cm

breadth of ist part = 21 cm

area of ist part = 630 cm

diameter of 2nd part= 21 cm

area of 2nd part = ¼dπ

π= 22/7

= ¼× 21 ×22/7

=3×10.5

= 31.5cm²

total area = ist part +2nd part + 3rd part

=

R(-2,8) S(10,6) midpoint

Answers

Answer:

M = (4,7)

Step-by-step explanation:

If points are (x₁,y₁) and (x₂,y₂), then the midpoints are given by :

[tex]M=(\dfrac{x_1+x_2}{2},\dfrac{y_1+y_2}{2})[/tex]

We have,

x₁ = -2, y₁ = 8, x₂ = 10 and y₂ = 6

So,

[tex]M=(\dfrac{-2+10}{2},\dfrac{8+6}{2})\\\\=(\dfrac{8}{2},\dfrac{14}{2})\\\\=(4,7)[/tex]

So, the midpoints of the given points are (4,7).

A pack of Skittles 30% are red , 20% are orange, 25% are yellow, 15% are green, and 10%are purple. Find the number of Skittles of each color that are in the bag.

Answers

Does it say the total number of skittles in the pack? That’s needed to answer the question.

Need help with math someone please help that would be great

Answers

Ray AD, since D is at 105°

Answer:

Ray AD is the anserw

Step-by-step explanation:

Pleaseee answer correctly !!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!!!

Answers

Answer:

<h to <g

Step-by-step explanation:

In a race in which 6 automobiles are entered and there are no​ ties, in how many ways can the first three finishers come​ in?

Answers

Answer:

Step-by-step explanation:

number of ways=6×5×4=120

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Following the policy of containment, the US aimed to *5 pointsA. support capitalismB. help returning veteransC. keep communism from spreadingD. identify communists living in the US6. Claims that communist spies were working in the US government were made by *5 pointsA. Richard NixonB. Alger HissC. Harry TrumanD. Joseph McCarthy7. Which of the following sentences explains the communists' victory in the Chinese Civil War? *5 pointsA. The people believed the Nationalists were corrupt.B. The Chinese people were tired of fighting.C. The people were influenced by the US.D. The people were influenced by the Soviet Union.8. When the fighting ended in the Korean War, *5 pointsA. North and South Korea were divided at the 38th Parallel.B. A communist government was established in South Korea.C. China gained control of the peninsulaD. North and South Korea were reunited.9. One of the benefits of the GI Bill for veterans returning from World War 2 was *5 pointsA. 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