Question

If f(x) = −4x − 2, find f(−3)

Answer 1

sub -3 for x

Answer 2

first of all @ivandelgado6
\[\huge{\textbf{Welcome to openstudy}}\]

put -3 in the equation f(x) at x

Answer 3

Replace x with -3 everywhere.

\( \color{Black}{\Rightarrow f(\color{Red}{-3}) = -4(\color{Red}{-3}) - 2 }\)

Answer 4

substitute the x for -3
-4(-3) - 2 = -14

Answer 5

\[\huge{-4(-3)-2=f(-3)}\]