Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

If sin-1xa=cos-1xb=tan-1yc;0<x<1, then the value of cosπca+b is:

see full answer

High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET

🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya

a

1-y2yy

b

1-y22y

c

1-y2

d

1-y21+y2

answer is D.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

sin-1xa=cos-1xb=tan-1yc=k sin-1x=ak   ;   cos-1x=bk π2=(a+b)k      k=π2(a+b) tan-1y=kc=πc2(a+b)    2tan-1y=πc1+b cos-11-y21+y2=πca+b 1-y21+y2=cosπca+b

Watch 3-min video & get full concept clarity

course

No courses found

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon