Let S be the set of all \\alpha\in R such that the equation, \cos 2 x+\\alpha \sin x=2 \\alpha-7 has a solution. Then S is equal to [12 Apr 2019 Shift 2]

JEE Main 12 Apr 2019 Paper 2 Solved Paper

Section: Mathematics

Question : 83 of 90

Marks: +1, -0

Let S be the set of all α∈R such that the equation, cos‌2‌x+α‌sin‌x=2α−7 has a solution. Then S is equal to

[12 Apr 2019 Shift 2]

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