Question

Dadas as funções f(x)= -2x+3, Calcule:
a) f(x)= 3
b) f(x)= 1
c) f(x)= -7
d) f(x)= 0

Answer 1

a) f(3) = -2.3 + 3 = -6 +3= -3
b) f(1)= -2.1 +3 =1
c) f(-7)= -2.(-7 ) +3 = 14+3 = 17
d) f(0) = -2.0 +3 = 0+3 =3