Question

Dada a funçao afim f(x) = -2x +3,determine
a)f(1) =
b)f(0)=
c) f(1 sobre 3)=
d)f(-1 sobre 2)=

Answer 1

a)f(1)=-2*1+3=1

b)f(0)=-2*0+3=3

c)f($\frac{1}{3}$)=-2*$\frac{1}{3}$+3=$\frac{-2+9}{3y}$=-$\frac{7}{3}$

d)f(-$\frac{1}{2}$)=-2*$\frac{1}{2}$+3=-1+3=2