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seropon [69]
2 years ago
15

Evaluate each expression if m = 3 and n = 7. n to the power of 2 - 2m plz

Mathematics
1 answer:
natulia [17]2 years ago
6 0

Answer:

7^{2} -2 * 3 is equal to 43

Step-by-step explanation:

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The cereal box shown below is a rectangular prism. Find the surface area of the cereal box. ​
Fiesta28 [93]

Answer:

580 cm^2

Step-by-step explanation:

First, find the area of the front and back. 20*10=200

There are 2 sides with 20*10 ( front and back) so we can multiply by 2. 200*2=400

Then, the sides. 3*20=60*2=120

Then, the top and bottom 10*3=30*2=60

400+120+60=580

4 0
3 years ago
Read 2 more answers
9.07<br> X 6.5 <br> Multiple
Fudgin [204]

Answer:

58.955 is the right answer

Step-by-step explanation:

6 0
3 years ago
Equations and inequalities!<br> solve for w <br> 11=253-w
Annette [7]

Answer:

w = 242

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

  • 11=-w + 253
  • -w + 253 = 11

Step 2: Subtract 253 from both sides.

  • -w + 253 - 253 = 11 - 253
  • -w = -242

Step 3: Divide both sides by -1.

  • \frac{-w}{-1}=\frac{-242}{-1}
  • w = 242

Step 4: Check if solution is correct.

  • 11 = 253 - (242)
  • 11 = 253 - 242
  • 11 = 11

Therefore, w = 242.

Have a lovely rest of your day/night.

8 0
2 years ago
Katniss divided x^3+2x^2-3x-4 by x+1. she didnt get a remainder. do you agree with her?
Brilliant_brown [7]

ANSWER

Katnis is right

EXPLANATION

We use the Remainder Theorem to check if she is right.

According to the Remainder Theorem, if the polynomial function,

p(x) =  {x}^{3}  + 2 {x}^{2}  - 3x - 4

is divided by x+1, then the remainder is given by

p( - 1)

We substitute x=-1 into the function to obtain,

p( - 1) =  {( - 1)}^{3}  + 2 { ( - 1)}^{2}  - 3( - 1) - 4

We simplify to get:

p( - 1) =  -  1+ 2 (1)   + 3 - 4

p( - 1) = 4- 4

p( - 1) = 0

Katnis is right because the remainder is zero

3 0
3 years ago
In a group of 39 students, 14 study both Art and Biology.
Blababa [14]

Answer:

66.666666666667%

Step-by-step explanation:

26 study biology

26/39= .66666666666667

convert into a percent

100 times .66666666666667 =66.666666666667%

3 0
3 years ago
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