Geri believed the answer to one of her homework problems was 2 cubed After checking her work, she realized the correct answer was 2 to the 9th power How do these two answers compare?
Answer
A
The correct answer is 64 times Geri’s original answer.
B
The correct answer is 6 times Geri’s original answer.
C
The correct answer is 3 times Geri’s original answer.
D
The correct answer is 9 times Geri’s original answer.
Explanation
Evaluate both powers: 2 cubed is 2 × 2 × 2 = 8, and 2 to the 9th power is 512. Divide 512 by 8 to compare them: 512 ÷ 8 = 64. So the correct answer is 64 times Geri’s original answer, choice A.
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