Question

Calcule o valor de h(x)= 4x² -6x +3 , para:

a) x = -2 b) x = 0 c) x = 3

Answer 1

a) = 31

$4 \times ( { - 2)}^{2} - 6 \times ( - 2) + 3 \\ 4 \times 4 + 12 + 3 \\ 16 + 12 + 3 \\ h(x) = 31$

b) 3

c)36-18+3 = 21