|
Tan-1 (x/y) - tan-1 (x - y/x + y) is equal to:
|
|
2
|
163
|
April 12, 2019
|
|
X then x is equal to:
|
|
2
|
100
|
April 12, 2019
|
|
Sin (tan-1 x), |x| < 1 is equal to:
|
|
2
|
183
|
April 12, 2019
|
|
Solve the equation: tan-1(1 - x/1 + x) = 1/2 tan-1 x, (x >0)
|
|
2
|
130
|
April 12, 2019
|
|
Solve the equation: 2tan-1(cos x) = tan-1(2cosec x)
|
|
2
|
143
|
April 12, 2019
|
|
Prove that: 9π/8 - 9/4 sin-1 1/3 = 9/4 sin-1 2√2/3
|
|
2
|
297
|
April 12, 2019
|
|
Prove that: tan-1 (√1 + x - √1 - x/√1 + x + √1 - x) = π/4 - 1/2cos-1 x, -1/√2 ≤ x ≤ 1
|
|
2
|
132
|
April 12, 2019
|
|
Prove that: cot-1 (√1 + sin x + √1 - sin x /√1 + sin x - √ 1 - sin x ) = x/2, x ∈ (0, π/4)
|
|
2
|
262
|
April 12, 2019
|
|
Prove that: tan-1 √x = 1/2cos-1(1 - x /1 + x), x ∈ [0,1]
|
|
2
|
122
|
April 12, 2019
|
|
Prove that: tan-1 1/5 + tan-1 1/7 + tan-1 1/3 + tan-1 1/8 = π/4
|
|
2
|
188
|
April 12, 2019
|
|
Prove that: tan-1 63/16 = sin-1 5/13 + cos-1 3/5
|
|
2
|
265
|
April 12, 2019
|
|
Prove that: cos-1 12/13 + sin-1 3/5 = sin-1 56/65
|
|
2
|
443
|
April 12, 2019
|
|
Prove that: cos-1 4/5 + cos-1 12/12 = cos-1 33/65
|
|
2
|
194
|
April 12, 2019
|
|
Prove that: sin-1 8/17 + sin-1 3/5 = tan -1 77/36
|
|
2
|
346
|
April 12, 2019
|
|
Prove that: 2sin-1 3/5 = tan-1 24/7
|
|
2
|
496
|
April 12, 2019
|
|
Find the value of tan-1(tan7π/6)
|
|
2
|
241
|
April 12, 2019
|
|
Find the value of cos-1(cos 13π/6)
|
|
2
|
164
|
April 12, 2019
|
|
Sin[π/3 - sin-1 (-1/2) ] is equal to:
|
|
2
|
113
|
April 12, 2019
|
|
Cos-1 (cos7π/6) is equal to:
|
|
2
|
201
|
April 12, 2019
|
|
Find the values of tan(sin-1 3/5 + cot-1 3/2)
|
|
2
|
183
|
April 12, 2019
|
|
Find the values of each of the expressions tan-1(tan 3π/4)
|
|
2
|
133
|
April 12, 2019
|
|
Find the values of the expressions sin-1(sin 2π/3)
|
|
2
|
239
|
April 12, 2019
|
|
If tan-1 x - 1/x - 2 + tan-1 x + 1 / x + 2 = π/4, then find the value of x
|
|
2
|
165
|
April 12, 2019
|
|
If sin( sin-1 1/5 + cos-1 x) = 1 , then find the value of x
|
|
2
|
265
|
April 12, 2019
|
|
Find the values of tan1/2[sin-1 2x/1+x2 + cos-1 1-y2/1+y2], |x| < 1, y > 0 and xy < 1
|
|
2
|
163
|
April 12, 2019
|
|
Find the values of cot(tan-1 a = cot-1 a)
|
|
2
|
136
|
April 12, 2019
|
|
Find the values of each of the following: tan-1[2cos(2sin-1 1/2)]
|
|
2
|
179
|
April 12, 2019
|
|
Tan-1(3a2x - x3/a3 - 3ax2), a > 0; -a/√3 ≤ x ≤ a/√3
|
|
2
|
281
|
April 12, 2019
|
|
Write the function in the simplest form: tan-1 (cos x - sin x /cos x + sin x ), 0 < x < π
|
|
2
|
477
|
April 12, 2019
|
|
Tan-1 1/x2 - 1, |x| > 1
|
|
2
|
67
|
April 12, 2019
|
