Question

(x power2 +2x+3)(xpower2-3)(x-1)

Answer 1

Answer:

Given equation is x 2/3 + x 1/3 - 2 = 0. Putting x 1/3 = y, the given equation becomes. y2 + y – 2 = 0. ⇒ y2 + 2y – y – 2 = 0. ⇒ y(y+ 2) – 1(y + 2) = 0. ⇒ (y + 2) (y – 1) = 0. ⇒ y + 2 = 0 or y – 1 = 0. ⇒ y = -2 or y = 1. But x 1/3 ...