Question

given function f(x)=-4x+11, evaluate when f(13)=

Answer 1

We can evaluate the function as follows:

$f(x)=-4x+11\Rightarrow f(13)=-4\cdot(13)+11\Rightarrow f(13)=-52+11$

Then, the function evaluated in f(13) is equal to -41, f(13) = -41.