SOLUTION: log2^(x+4)- log2^(x-4)= log2^5

Question 66496This question is from textbook Advanced mathematics
: log2^(x+4)- log2^(x-4)= log2^5 This question is from textbook Advanced mathematics

Answer by Nate(3500) (Show Source): You can put this solution on YOUR website!
log(2^(x + 4)) - log(2^(x - 4)) = log(2^5)
(x + 4)log(2) - (x - 4)log(2) = 5*log(2)
log(2)((x + 4) - (x - 4)) = 5*log(2)
x + 4 - x + 4 = 5
8 = 5
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