Question

sendo f(x)=x²+3x-2definida por f:R→R definida ,determine:
a-f(0)=
b-f(-1)=
c-f(1)=

Answer 1

a) f(0) = 0² + 3.0 -2
f(0) =  -2

b) f(-1) = -1² +3.(-1) - 2
f(-1) = 1 -3 - 2
f(-1) = 1 - 5
f(-1) = -4

c) f(1) =1² + 3.1 - 2
f(1) = 1 + 3 -2
f(1) = 4 -2
f(1) = 2