Powers and Exponents

Question 1

What is the base? 3✔ 81124

Revolt · Accepted Answer

B: ✔ 8

Question 2

Question 2

Revolt · Accepted Answer

Examine the power. (-3)5: (–3) (–3) (–3) (–3) (–3); Examine the power. (-3)5: –243

Question 3

Which is the expression in exponential form?

Revolt · Accepted Answer

C: 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

No, only Wade is correct. Luther evaluated 2 to the third power, which is 2 * 2 * 2  8, not 9. Wade evaluated 3 to the second power, which is 3 * 3  9. Luther likely switched the base and exponent, calculating 3 to the second power instead of 2 to the third power.

Question 5

What is this power in expanded form?(–3)(5)(5)(5)(5)(–3) (–3) (–3)✔ (–3) (–3) (–3) (–3) (–3)

Revolt · Accepted Answer

D: ✔ (–3) (–3) (–3) (–3) (–3)

Question 6

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

Revolt · Accepted Answer

B: 26; D: (–8)2; E: (–2)6

Question 7

Question 7

Revolt · Accepted Answer

B:

Question 8

Yes, he is correct.No, his value should be negative.No, he multiplied the exponent by the base.No, he used the base as the exponent.

Revolt · Accepted Answer

C: No, he multiplied the exponent by the base.

Question 9

Which expressions are equivalent? Check all that apply.

Revolt · Accepted Answer

B: 34; E: 811

Question 10

What is the exponential form of the following expression?(–5)(–5)(–5) · c · c · c

Revolt · Accepted Answer

C: (–5)3 · c 3

Powers and Exponents Answers

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