Question

(ii) a (x^2 + 4) = x (a^2 + 4)​

Answer 1

Answer:

» a (x² + 4) = x (a² + 4)

» ax² + 4a = a²x + 4x

» 4a - 4x = a²x - ax²

» 4 (a - x) = ax (a - x)

» ax = 4