If (sin alpha) x^(2) - 2 x + b gt 2 for ...

If `(sin alpha) x^(2) - 2 x + b gt 2` for all the real values of `x le 1 and alpha in (0, pi//2) cup (pi//2,pi)` , then the possible real values of b is/are

A

2

B

3

C

4

D

5

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The correct Answer is:

C, D

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