SOLUTION: If (0.0001)^p = (0.1)^r then p is equal to the A r/4 B r/3 C r^2 –1 D -r/4 E -4r

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Question 325993: If (0.0001)^p = (0.1)^r then p is equal to the
A r/4 B r/3 C r^2 –1 D -r/4 E -4r

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
%280.0001%29%5Ep+=+%280.1%29%5Er
%2810%5E%28-4%29%29%5Ep=%2810%5E%28-1%29%29%5Er
10%5E%28-4p%29=10%5E%28-r%29
-4p=-r
highlight%28p=r%2F4%29
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A) is the correct answer.