Home
Class 10
MATHS
( 2tan 30 ^(@) )/( 1+tan ^(2) 45^(@) ) =...

`( 2tan 30 ^(@) )/( 1+tan ^(2) 45^(@) ) =`

A

`sin 60^(@) `

B

` cos 60 ^(@) `

C

` tan 30^(@) `

D

` sin 30 ^(@) `

Text Solution

Verified by Experts

The correct Answer is:
c
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    NCERT BANGLISH|Exercise Exercise -11.3|11 Videos

  • TRIGONOMETRY

    NCERT BANGLISH|Exercise Exercise -11.4|12 Videos

  • TRIGONOMETRY

    NCERT BANGLISH|Exercise Exercise -11.1|8 Videos

  • TANGENTS AND SECANTS TO A CIRCLE

    NCERT BANGLISH|Exercise Try this|5 Videos

Similar Questions

Explore conceptually related problems

(2 tan 30^(@))/( 1-tan ^(2) 30^(@)) =

( 1-tan ^(2) 45^(@) )/( 1+tan ^(2) 45^(@)) =

find the value of (2 tan 30^(@))/(1-tan^(2)30^(@))

tan 4x = (4 tan x (1- tan ^(2) x ))/( 1 - 6 tan ^(2) x + tan ^(4) x)

Prove that : (2tan^(2)30^(@))/(1-tan^(2)30^(@))+sec^(2)45^(@)-cot^(2)45^(@)=sec60^(@) .

If (2 tan^2 30^@)/(1 - tan^2 30^@) + sec^2 45^@ - sec^2 0^@ = x sec 60^@ , then the value of x is___

(2 tan 30^@)/(1 - tan^2 30^@) is equal to___

If x sin 45^(@) cos 45^(@) tan60^(@)=tan^(2)45^(@) -cos60^(@) , then determine the value of x.

If tan 35^(@)=x , then prove that (tan 145^(@)- tan 125^(@))/(1+tan145^(@) tan 125^(@))=(1-x^(2))/(2x)

Prove that (1-tan^2 30^@)/(1+tan^2 30^@) = cos60^@