Home
Class 12
MATHS
sin((1)/(2)"cos"^(-1)(4)/(5))=...

`sin((1)/(2)"cos"^(-1)(4)/(5))=`

A

`1/sqrt10`

B

`-1/sqrt10`

C

`1/10`

D

`-1/10`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

tan [sin ^(-1)((3)/(5))-cos ^(-1)(-(4)/(5))]=

cos [2"cos"^(-1) (1)/(5) + "sin"^(-1) (1)/(5)]=

If cos ^(-1)((3)/(5))-sin ^(-1)((4)/(5))=cos ^(-1) x, then x=

Show that "sin"^(-1)3/5-"sin"^(-1)8/17="cos"^(-1)84/85

cos[2"sin"^(-1)3/4+"cos"^(-1)3/4]=

sin(2 cos^(-1). 3/5)=

ShoW that "sin"^(-1)12/13+"cos"^(-1)4/5+"tan"^(-1)63/16=pi

Show that "sin"^(-1)12/13+"cos"^(-1)4/5+"tan"^(-1)63/16=pi