Question

4x²+8x-32=0 помогите плиз

Answer 1

4x² + 8x - 32 = 0

x² + 2x - 8 = 0

D = 2² - 4 * (- 8) = 4 + 32 = 36 = 6²

x₁ = (- 2 + 6)/2 = 4/2 = 2

x₂ = (- 2 - 6)/2 = - 8/2 = - 4

Ответ : - 4 ; 2