composition of functions Find f(f(4)) if f(x)=14x+13.

Expert Answers

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It is given that f(x)=14x+13.

f(f(4))

given that f(4) = 14*4 + 13

=> f( 14*4 + 13)

=> f(69)

=> 14*69 + 13

=> 979

The value of f(f(4))  = 979

 

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