Solve the inequality 2 - x > x\(^2\).
a
x < -2 or x > 1
b
x > 2 or x< -1
c
-1 < x < 2
d
-2 < x < 1
Explanation
Correct Option
dVideo Explanation
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Otubo Sunday Gilbert
12 years ago
Given 2-x > x2, i hv dat x2-x-2< 0 this implies dat x2-x+2x-2< 0. (x2-x) (2x-2) < 0 => x(x-1) 2(2x-2) < 0 => x+2 or x-1 < 0 therefore -2< x< 1 is the answer
