If sin^(-1)(sin.(33pi)/(7))+cos^(-1)(cos...

If `sin^(-1)(sin.(33pi)/(7))+cos^(-1)(cos.(46pi)/(7)) + tan^(-1)(-tan.(13pi)/(8))+cot^(-1)(-cot.(19pi)/(8))=(api)/(b)`,
where a and b are constant, then `(a+b)` is equal to

A

(a) 17

B

(b) 20

C

(c) 23

D

(d) 26

Verified by Experts

The correct Answer is:

B

Similar Questions

Explore conceptually related problems

The value of sin^(-1)(cos.(3pi)/(5)) is

(1+cos.(pi)/(8))(1+cos.(3pi)/(8))(1+cos.(5pi)/(8))(1+cos.(7pi)/(8)) is equal to

If tan A= (1- cos B)/(sin B), then tan 2A is equal to

The value of cos^(-1)("cos"(5pi)/(3))+sin^(-1)("sin"(5pi)/(3)) is -

If tan^(-1)x+tan^(-1)y=(4pi)/5, find cot^(-1)x+cot^(-1)ydot

If 0<(x)<(pi) and cos x+sin x =1/2 , then tan x is equal to

If sin^(-1)x+cos^(-1)y=(2pi)/(5),"then "cos^(-1)x+sin^(-1)y =

If 8theta=pi then cos7theta+costheta is equal to

If sin x+ cos x =1/5 and 0 le x le pi, then tan x is equal to