Intercept with axis

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

Correct answer:

x =  96

Step-by-step explanation:

F(x)=log(x+4)−2 F(x)=0 log(x+4)−2 = 0 log(x+4) = 2 x+4 = 102 x=102−4=96

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





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