If n is the number of solutions of the equation 2 \cos x(4 \sin (\frac{\\pi}{4}+x) \sin (\frac{\\pi}{4}-x)-1) =1, x \\in[0, \\pi] and S is the sum of all these solutions, then the ordered pair (n, S) is [1 Sep 2021 Shift 2]

JEE Main 1-Sep-2021 Shift 2 Solved Paper

Section: Mathematics

Question : 68 of 90

Marks: +1, -0

If n is the number of solutions of the equation 2‌cos‌x(4‌sin(

+x)‌sin(

−x)−1) =1,x∈[0,π] and S is the sum of all these solutions, then the ordered pair (n, S) is

[1 Sep 2021 Shift 2]

Go to Question:

Prev Question

Next Question