Question

Dada a função real f(x)=-x²+x:

a)Calcule f(0)

b)Calcule x, tal que f(x)=0:

Answer 1

a) f(0) = -0² + 0

f(0) = 0

b) f(x) = -x² + x = 0
x² = x
x = 0 ou x = 1