Home
Class 11
MATHS
If a tan theta =b, then acos 2 theta +bs...

If `a tan theta =b`, then acos 2 theta +bsin2theta=`

A

a

B

b

C

`-a`

D

`-b`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

If a tan theta = b, then a cos 2 theta+ b sin 2 theta = ............. A) a B) b C) -a D) -b

If tan theta =t, then tan 2 theta + sec 2 theta = ............... A) (1+t)/(1-t) B) (1-t)/(1+t) C) (2t)/(a-t) D) (2t)/(1+t)

If tan theta + sin theta = m, then tan theta - sin theta = n then ..............

If tan theta =1, then tan(90-theta)=?

If sec theta - tan theta = 1/2, then theta lies in the

If tantheta=t then tan2theta+sec2theta=

prove that sin theta + tan theta = (cos theta) / (1-sin theta)