Respuesta :
Step-by-step explanation:
[tex]f(x) = 4 {x}^{2} - 1 \: \: and \: \: g(x) = 2x - 1 \\ \\ \therefore \: g( - 1) = 2( - 1) - 1 = - 2 - 1 = - 3 \\ \\ \therefore \:f(g( - 1)) = 4( - 3) ^{2} - 1 \\ = 4 \times 9 - 1 \\ = 36 - 1 \\ = 35 \\ \\ \huge \red{ \boxed{\therefore \:f(g( - 1)) =35}}[/tex]
Answer:
35
Step-by-step explanation:
g(x) = 2x - 1
equate -1 into x
g(-1) = 2(-1)-1=-2-1=-3
f(x) = 4x²-1
equate g(-1)= -3 into x
f(g(-1))= f (-3) = 4(-3)²-1 = 4(9)-1 = 36-1 = 35