Question

Função de 1grau
1-Dada a função afim f(x)=-2x+3, determine:
A) f(1)=
B) f(0)=
C) f(1/3)=
D) f(1-/2)=

Answer 1

A) f(1)=2.1+3 =2+3=5 B) f(0)= 2.0+3=0+3=3 C) f(1/3)= 2.1/3+3= 2/3+3∴ 2+9/3=11/3 D) f(-1/2)= 2.(-1/2)+3= -2/2+3=-2+6/2=4/2=2