Question

2 x^2 + ax - a^2 = 0​

Answer 1

Answer: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.

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