Explain how to solve for x? 40^x=15

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01-03-2018
Mathematics

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Explain how to solve for x? 40^x=15

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zrh2sfo zrh2sfo · Answer 1 · 2018-03-01T22:37:32+01:00

zrh2sfo zrh2sfo

01-03-2018

Solve for x over the real numbers:
40^x = 15

Hint: | Eliminate the exponential from the left hand side. Take the logarithm base 40 of both sides:

Answer: x = log(15)/log(40)

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