BMAD Posted June 25, 2014 Report Share Posted June 25, 2014 Let F(x) = f(f(x)) and G(x) = (F(x))2 and f(4) =9, f(9)=2, f'(9)=15, and f'(4)=6 What is F'(4) and G'(4)? Quote Link to comment Share on other sites More sharing options...
0 k-man Posted June 25, 2014 Report Share Posted June 25, 2014 F'(x) = f'(f(x)) * f'(x) G'(x) = 2 * F(x) * F'(x) So, for x=4 F'(4) = f'(f(4)) * f'(4) = f'(9) * 6 = 15 * 6 = 90 G'(4) = 2 * F(4) * F'(4) = 2 * 2 * 90 = 360 Quote Link to comment Share on other sites More sharing options...
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BMAD
Let F(x) = f(f(x)) and G(x) = (F(x))2 and f(4) =9, f(9)=2, f'(9)=15, and f'(4)=6
What is F'(4) and G'(4)?
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