Question

f(x)= 2x²+8x me ajudem

Answer 1

f(x) = 2x² + 8x

Δ = 8² - 4 . 2 . 0

Δ = 64

x' $\frac{-8-8}{2x2}$ = $\frac{-16}{4} = -4$

x'' $\frac{-8+8}{2x2}$ = $\frac{0}{4} = 0$