SOLUTION: I have tried to solve this problem. This is what I have so far [(9a^3)/(10b^4)]^-2 9a^3/10b^4^(-2) 9a^3/10b^-8

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Question 184376This question is from textbook Elementary and Intermediate Algebra
: I have tried to solve this problem. This is what I have so far
[(9a^3)/(10b^4)]^-2
9a^3/10b^4^(-2)
9a^3/10b^-8
This question is from textbook Elementary and Intermediate Algebra

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Missed it by that much.



You only applied the -2 exponent to the denominator, when the square brackets are around the entire fraction. That is to say, your answer would have been (almost) correct if you had started with:



So, first apply the following rule:



Giving you:



Next apply:



(Which you did correctly where you applied it) Giving you:



But you still have one more step, and this is why I added the parenthetical almost earlier:

Apply:



Giving you:



John


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