Question

Solve the quadratic equation 2x^2+ax_a^2=0 for x

Answer 1

Answer:

Step-by-step explanation:

Given 2x2 + ax - a2 = 0 ⇒ 2x2 + 2ax - ax - a2 = 0 ⇒ 2x(x + a) - a(x + a) = 0 ⇒(2x - a)(x + a) = 0 ∴x = a /2 or - a.