SOLUTION: if f(x) = 3x-4 and g(x)= square root of x^2 - 9. Find fog(5). ??

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Question 607990: if f(x) = 3x-4 and g(x)= square root of x^2 - 9. Find fog(5). ??
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi

if f(x) = 3x-4 and g(x)= sqrt%28x%5E2+-+9%29

fog(x) = 3sqrt%28x%5E2-9%29+-+4

 fog(5) = 3sqrt%2825-9%29 - 4 = highlight%288%29