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Problem Solving Exponents

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Source: — Problem Solving |

by killer1387 » Sat Apr 21, 2012 7:24 pm
mgaffney09 wrote:How do you simplify (72)^9/(9)^3?
(72)^9/(9)^3
= (9^9*8^9) / 9^3 = 9^(9-3)*8^9 = 9^6*8^9
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by [email protected] » Sun Apr 22, 2012 5:00 am
What Killer wrote is also correct. There is also another way to give a solution for this question;


8^3 X (72)^6 is also the correct answer.

I feel the options should be given to get the actual feel of the question. When the best option is chosen then you feel that the question is solved. So what are the options by the way:
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