CBSE Class 12


Prove that: 2sin-1 3/5 = tan-1 24/7 [CBSE Class 12 Maths] (2)
Find the value of tan-1(tan7π/6) [CBSE Class 12 Maths] (2)
Find the value of cos-1(cos 13π/6) [CBSE Class 12 Maths] (2)
Sin[π/3 - sin-1 (-1/2) ] is equal to: [CBSE Class 12 Maths] (2)
Cos-1 (cos7π/6) is equal to: [CBSE Class 12 Maths] (2)
Find the values of tan(sin-1 3/5 + cot-1 3/2) [CBSE Class 12 Maths] (2)
Find the values of each of the expressions tan-1(tan 3π/4) [CBSE Class 12 Maths] (2)
Find the values of the expressions sin-1(sin 2π/3) [CBSE Class 12 Maths] (2)
If tan-1 x - 1/x - 2 + tan-1 x + 1 / x + 2 = π/4, then find the value of x [CBSE Class 12 Maths] (2)
If sin( sin-1 1/5 + cos-1 x) = 1 , then find the value of x [CBSE Class 12 Maths] (2)
Find the values of tan1/2[sin-1 2x/1+x2 + cos-1 1-y2/1+y2], |x| < 1, y > 0 and xy < 1 [CBSE Class 12 Maths] (2)
Find the values of cot(tan-1 a = cot-1 a) [CBSE Class 12 Maths] (2)
Find the values of each of the following: tan-1[2cos(2sin-1 1/2)] [CBSE Class 12 Maths] (2)
Tan-1(3a2x - x3/a3 - 3ax2), a > 0; -a/√3 ≤ x ≤ a/√3 [CBSE Class 12 Maths] (2)
Tan-1 x/√a2 - x2, |x| < a [CBSE Class 12 Maths] (2)
Write the function in the simplest form: tan-1 (cos x - sin x /cos x + sin x ), 0 < x < π [CBSE Class 12 Maths] (2)
Tan-1 1/x2 - 1, |x| > 1 [CBSE Class 12 Maths] (2)
Write the following functions in the simplest form: [CBSE Class 12 Maths] (2)
Prove: 2tan-1 1/2 = tan-1 1/7 = tan-1 31/17 [CBSE Class 12 Maths] (2)
Prove: tan-1 2/11 + tan-1 7/24 = tan-1 1/2 [CBSE Class 12 Maths] (2)
Prove: 3cos-1x = cos-1(4x3 - 3x), x ∈ [1/2,1] [CBSE Class 12 Maths] (2)
Prove: 3sin-1 x = sin-1(3x - 4x3), x ∈ [-1/2,1/2] [CBSE Class 12 Maths] (2)
Infinte Series Class 12 [CBSE Class 12 Maths] (1)
Reproductive health [CBSE Class 12 Biology] (4)
Find the value of tan-1√3 - sec-1(-2) [CBSE Class 12 Maths] (2)
Find the value of sin-1 x = y, then [CBSE Class 12 Maths] (2)
Find the value of cos-1(1/2) + 2 sin-1(1/2) [CBSE Class 12 Maths] (2)
Find the principal values of tan-1(1) + cos-1(-1/2) + sin -1(-1/2) [CBSE Class 12 Maths] (2)
Find the principal values of cosec-1(-√2) [CBSE Class 12 Maths] (2)
Find the principal values of cos-1 (-1/√2) [CBSE Class 12 Maths] (2)