Question

al factorizar x cuadrada+x-30 se obtiene

Answer 1

Por resolvente

x² + x - 30

x = {-1 ±√[1² - 4•1•(-30)]}/(2•1)

x = -1/2 ± 11/2

x₁ = 5

x₂ = -6

x² + x - 30 = (x - 5)(x + 6)