Question

Dada a função
F (x)=4×-1
Calcule=
a)F (-1)
b) F (4)
C) F (x)=-2

Answer 1

a)F (-1) 
4(-1) -1
-4 - 1 = -5

b) F (4) 
4.4 - 1
16 -1 = 15

c) F (x)=-2
4(-2) - 1
-8 -1 = -9