# Logs

Lnx+ln(x+2)=4

3^x=45

x=log17 96 I did not know how to put the 17 lower than the log

lnx for x=e^x

f(6) for x^2+3x-2/x^2-6x=f(x)

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#### Solution Preview

See the attachment.

1. Solve

Since , we have , then . This is a quadratic equation: . By the quadratic formula, we have

. But the domain of the ...

#### Solution Summary

This shows how to solve logarithmic equations.

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