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Answer 1 · 2017-08-31T04:51:04

#(4x+4h-22)/h#

First, let's find the values for f(x+h) and f(3).

#f(x+h)=4(x+h)-5=4x+4h-5#

#f(3)=4(3)+5=17#

Now, we can solve for #(f(x+h)-f(3))/h#.

#(f(x+h)-f(3))/h ->#

#((4x+4h-5)-(17))/h ->#

#(4x+4h-22)/h#