Question

(2x+7) ( x^2-x-2) What Is the Answer ​

Answer 1

Answer:

(2x+7−−−−−√)2=(x+2)2(2x+7)2=(x+2)2 ⇒ 2x + 7 = x2 + 4x + 4 ⇒ x2 + 2x -3 = 0 ⇒ x2 + 3xx - xx - 3 = 0 ⇒ x(x + 3) - 1 (x + 3) = 0 ⇒ (x + 3) (x - 1) = 0 ⇒ (x + 3) = 0 or (x - 1) = 0 ⇒ x = -3,1.Read more on Sarthaks.com - https://www.sarthaks.com/980933/solve-2x-7-x-2