Home
Class 11
MATHS
Prove that (2cos2A+1)/(2cos2A-1)=tan(60^...

Prove that `(2cos2A+1)/(2cos2A-1)=tan(60^0+A)tan(60^0-A)dot`

Promotional Banner

Similar Questions

Explore conceptually related problems

Prove that (2cos2A+1)/(2cos2A-1)=tan(60^(@)+A)tan(60^(@)-A)

prove that (1-cos2A)/(1+cos2A)=tan^(2)A

Prove the following: (frac(2cos2A+1)(2cos2A-1))=tan(60^@+A)tan(60^@-A)

Prove that (2 cos 2 theta+1)/(2 cos 2theta-1)=tan(60^@+theta) (tan 60^@-theta)

Prove that (4cos^2 9^0-3)(4cos^2 27^0-3)=tan9^0dot

Prove that (4cos^2 9^0-3)(4cos^2 27^0-3)=tan9^0dot

Prove that (4cos^2 9^0-3)(4cos^2 27^0-3)=tan9^0dot

Prove that (4cos^2 9^0-3)(4cos^2 27^0-3)=tan9^0dot

Prove that (4cos^2 9^0-3)(4cos^2 27^0-3)=tan9^0dot

Prove that cos2A=(1-tan^2 A)/(1+tan^2 A)