JEE Main 26 Feb 2021 Shift 1 Solved Paper

Section: Mathematics

© examsiri.com

Question : 72 of 90

Marks: +1, -0

If ‌

sin−1(x)

a

=‌

cos−1x

b

=‌

tan−1y

c

,0<x<1, then the value of cos(‌

πc

a+b

) is

[26 Feb 2021 Shift 1]

‌
1−y2
y√y
1−y2‌‌
‌
1−y2
1+y2
‌
1−y2
2y

Go to Question:

Prev Question

Next Question