Question

01) Encontre o valor de f(x) = x2 + 3x - 10 para que f(x) = 0.​

Answer 1

$x^2+3x-10=0\\\\x'+x''=\frac{-b}{a}=-3\\\\x'.x''=\frac{c}{a}=-10$

As raízes são -5 e 2