Question

U need help ASP .f(x)=1-3X and g (x)=x+4 calculate gf(-2)​

Answer 1

Answer:

gf (-2) = 11

Step-by-step explanation:

$f(x) = 1 - 3x \\ g(x) = x + 4 \\ gf( - 2) = ..$

$gf = .. \\ g(1 - 3x) \\ = 1 - 3x + 4 \\ = - 3x + 5 \\ gf = - 3x + 5$

$gf( - 2) = - 3( - 2) + 5 \\ = 6 + 5 = 11$