SOLUTION: if log(x+1) + log(x-1) = 5, then what expression is equal to 10^5
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Question 565892: if log(x+1) + log(x-1) = 5, then what expression is equal to 10^5
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
if log(x+1) + log(x-1) = 5, then what expression is equal to 10^5
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log[(x+1)(x-1)] = 5
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log[x^2-1] = 5
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x^2-1 = 10^5
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Cheers,
Stan H.
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