Powers and Exponents

Question 1

What is the value of the power?

Revolt · Accepted Answer

625

Question 2

Which did you include in your response?

Revolt · Accepted Answer

Wade is correct, but Luther is not.; The powers are not equal.; Luther switched the base and exponent.; 2 to the power of 3 equals 8.

Question 3

Which is the expression in exponential form?

Revolt · Accepted Answer

a7

Question 4

Luther evaluated 23 as 9 and Wade evaluated 32 as 9. Are both students correct? Explain why or why not.

Revolt · Accepted Answer

The two powers are not equal. Wade is correct, but Luther misinterpreted 2 to the power of 3 as 2 factors of 3. He switched the base and exponent. Luther’s value should be 2 times 2 times 2, which is 8.

Question 5

Examine the power. 83 What is the base? What is the exponent? What is the power in expanded form? What is the value of the power?

Revolt · Accepted Answer

Selection 1: 8; Selection 2: 3; Selection 3: (8)(8)(8); Selection 4: 512

Question 6

Examine the power. (-3)5 What is this power in expanded form? What is the value of the power?

Revolt · Accepted Answer

(–3) (–3) (–3) (–3) (–3); Selection 1: (–3) (–3) (–3) (–3) (–3); Selection 2: –243

Question 7

If a base is negative, how will you know whether the answer is positive or negative before evaluating it?

Revolt · Accepted Answer

The answer’s sign depends on whether the exponent is odd or even: an odd exponent produces a negative value, and an even exponent produces a positive value.

Question 8

Which could have been the original exponential form of the expression Dawn simplified? Check all that apply.

Revolt · Accepted Answer

26; (–8)2; (–2)6

Question 9

Negative StartFraction 9 Over 12 EndFraction

Revolt · Accepted Answer

Answer image: https://media.edgenuity.com/EVresources/3108-10-01-20-08-task/mc001-2.jpg

Question 10

Question 12

Revolt · Accepted Answer

No, he multiplied the exponent by the base.

Powers and Exponents Answers

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