The value of 1- ^ 2 15^ 1+ ^ 2 15^ is
Mathematics · JEE Main · NTA Exams — Trigonometry
The value of \(\frac{1-\tan ^{2} 15^{\circ}}{1+\tan ^{2} 15^{\circ}}\) is
- \(\frac{\sqrt{3}}{2}\)
- 1
- \(\frac{1}{2}\)
- \(\sqrt{3}\)
Answer
(A) 3 2
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- 2 - ( ^ -1 4 5 + ^ -1 5 13 + ^ -1 16 65 ) is equal to
- General solution of equation 3 cos θ + sin θ = 2 is
- In a ∆ABC, A 2 = 5 6 , C 2 = 2 5 , then
- If ^ -1 x= cosec ^ -1 y , then ^ -1 ( 1 x )+ ^ -1 ( 1 y ) is equal to:
- The solution of ^ -1 x- ^ -1 2 x= 3 is,
- The two legs of a right triangle are sinθ + sin ( 3 2 - ) and cosθ – cos ( 3 2 - ) . The length of its…
- Minimum value of 5 sin 2 θ + 4 cos 2 θ is
- The value of ^ -1 ( 1+ ^ 2 (2) -1 (2) )- ^ -1 ( 1+ ^ 2 ( 1 2 ) +1 ( 1 2 ) ) is equal to