3 years ago

Evaluate the expression for a = 3, b = 12 , and c = 4 .

Mathematics

2 answers:

Lady_Fox [76]3 years ago

5 0

B is the answer I had a class with this answer

german3 years ago

5 0

Answer:

Due to not having the actual expression we can't answer it.

Step-by-step explanation:

If you have a problem like this you replace the letters (variables) with the numbers it gives you.

For instance a + b + c =

Would be.

3 + 12 + 4 = 19

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Solve u^2 = -4, where u is a real number. Simplify your answer as much as possible.

alexdok [17]

Answer:

2i and -2i

Step-by-step explanation:

I'll change u to x to be easier to understand.

x^2 = -4

sqrt(x^2) = sqrt(-4)

sqrt(-4) = 2i, or -2i

8 0

2 years ago

Help please! I need the area of this given figure. The formula is A=1/2(b1+b2)h

Pie

Answer:

108 ft

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2 years ago

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77julia77 [94]

Answer:

8p +56 +16q

Step-by-step explanation:

8 (p+7+2q)

If we distribute the 8 into everything in the parenthesis, we get:

8p +56 +16q

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3 years ago

Amanda has a car loan for 12,000 She is paying 3% interest for 6 years. How much will she pay in interest for the 6 years

NNADVOKAT [17]

She should get
$12000 \times 3\% \times 6$
... I hope it's right ?:)

5 0

3 years ago

The length of a rectangle is 8 centimeters less than its width. What are the dimensions of the rectangle if its area is 240 squa

Dmitriy789 [7]

Answer:
Well, Your best answer will be is 35.
Here's a Explain.
W-5=0
W=5 That's for the width.
L=3*5-8
L=15-8=7 And, That's for the length.
Here's proof.
35=7*5
35=35
Hope That Helps!~

6 0

3 years ago

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