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If 3^2x+1=3^x+5, what is the value of x?

If 3^2x+1=3^x+5, what is the value of x?
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If 3^2x+1=3^x+5, what is the value of x?

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User Nickaknudson
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8.6k points

1 Answer

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Take the base-3 log, or simply equate the exponents.
2x+1 = x+5
Subtract x+1
x = 4
answered
User Stefan Svrkota
by
8.3k points
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