Question

For the function f(x) = 2 - 3x, find f(-4). Options are in the picture.

Answer 1

You just have to plug in -4 into
$f(x) = 2 - 3x$
This implies that,
$f( - 4) = 2 - 3( - 4)$


$f( - 4) = 2 + 3(4)$
$f( - 4) = 2 + 12$
$f( - 4) = 14$