# Intercept with axis

F(x)=log(x+4)-2, what is the x intercept

Correct result:

x =  96

#### Solution:

$F(x)=\log(x+4)-2 \ \\ F(x)=0 \ \\ \log(x+4)-2=0 \ \\ \log(x+4)=2 \ \\ x+4=10^2 \ \\ x=10^2 - 4=96$

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Showing 1 comment:
Dr Math
Assuming "log" is the decadic logarithm (log with base 10)

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