Question

função afim f(x) = -2x+3 determine f(1/3), f(-1/2)

Answer 1

f(x) =-2x+3
f(1/3)=-2*(1/3)+3
f(1/3)=(-2/3)+3
f(1/3)=7/3

f(-1/2)=-2x+3
f(-1/2)=-2*(-1/2)+3
f(-1/2)=(2/2)+3
f(-1/2)=1+3
f(-1/2)=4