JEE Math Practice Question
Let S be the set of all $$\alpha $$ $$ \in $$ R such that the equation, cos2x + $$\alpha $$sinx = 2$$\alpha $$– 7 has a solution. Then S is equal to :
- A.[2, 6]
- B.[3, 7]
- C.[1, 4]
- D.R
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