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Solve for x. 28^x=7 (x is the exponent)
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1 vote
Solve for x.
28^x=7
(x is the exponent)

User Phuongho
by
9.3k points

1 Answer

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28^x = 7
Take logs of both sides:-
log 28^x = log 7
x log28 = log 7
x = log 7 / log 28 = 0.584 correct to 3 dec places.
User Alhelal
by
8.0k points
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