Answers

  • Brainly User
2016-04-13T17:55:27+05:30
X=1 nd x= -2 is correct ans ..
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the given question is an inequality not an equation
please dont ans if u dont know
2016-04-13T18:03:55+05:30
Given 
2 - x - x² = 0
⇒ 0 = x² + x - 2
⇒ x² + x - 2 = 0
⇒ x² + 2x - x - 2 = 0
⇒ x(x + 2) - 1(x + 2) = 0
⇒(x + 2) (x - 1) = 0
⇒ x + 2 = 0    or    x-1 = 0
⇒ x = -2         or    x= 1
∴ x = -2 , 1
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