Question

solve 2 X square + ax - A square is = 0for x​

Answer 1

Answer:

${2x}^{2} + ax - {a}^{2} = 0\\ {2x}^{2} +2 ax - ax - {a}^{2} = 0 \\ 2x(x + a) - a(x + a) = 0 \\ (x + a)(2x - a) = 0 \\ x = - a \: or \: x = \frac{a}{2}$