Question

Derive the conditions for $\tan^{-1}x+\tan^{-1}y=\pi+\tan^{-1}\frac{x+y}{1-xy}$

score 117 · Answer 1 · 2026-04-14 23:01:27

117

Views

Derive the conditions for $\tan^{-1}x+\tan^{-1}y=\pi+\tan^{-1}\frac{x+y}{1-xy}$

Published on 14 Apr 2026 - 23:01

score 1.3k · Answer 2 · 2026-04-16 17:15:34

1.3k

Views

Prove that: $\tan (2\tan^{-1} (x))=2\tan (\tan^{-1} (x)+\tan^{-1} (x^3))$

Published on 16 Apr 2026 - 17:15

score 70 · Answer 3 · 2026-04-29 12:26:04

70

Views

Inverse cosine inside floor function derivative

Published on 29 Apr 2026 - 12:26

score 2.5k · Answer 4 · 2026-04-14 22:25:13

2.5k

Views

Express $2\tan^{-1}x$ in terms of $\sin^{-1}$ and $\cos^{-1}$

Published on 14 Apr 2026 - 22:25

score 141 · Answer 5 · 2026-04-14 04:16:12

141

Views

Simplify $\tan^{-1}\Big[\frac{\cos x-\sin x}{\cos x+\sin x}\Big]$, where $x<\pi$

Published on 14 Apr 2026 - 4:16

score 104 · Answer 6 · 2026-04-29 12:29:05

104

Views

Minimum value of $(a+1)(b+1)$

Published on 29 Apr 2026 - 12:29

score 956 · Answer 7 · 2026-04-13 07:09:12

956

Views

Inverse Transform Method for a pdf

Published on 13 Apr 2026 - 7:09

score 318 · Answer 8 · 2026-04-17 15:05:57

318

Views

Proving that $\cos^{-1}\frac{4}{5}+\cos^{-1}\frac{12}{13}=\cos^{-1}\frac{33}{65}$

Published on 17 Apr 2026 - 15:05

score 614 · Answer 9 · 2026-04-10 19:13:57

614

Views

Finding inverse function of a function with multiple variable

Published on 10 Apr 2026 - 19:13

score 103 · Answer 10 · 2026-04-16 11:50:51

103

Views

Proper way to solve $2\tan^{-1}(\cos x)=\tan^{-1}(2\csc x)$

Published on 16 Apr 2026 - 11:50

score 35 · Answer 11 · 2026-04-15 22:33:42

35

Views

Find the inverse of the following map

Published on 15 Apr 2026 - 22:33

score 154 · Answer 12 · 2026-04-15 21:11:39

154

Views

Find the value of $\sin \left(\cos^{-1} (\frac {1}{2}) + \sin^{-1} (\frac {3}{5})\right)$

Published on 15 Apr 2026 - 21:11

score 77 · Answer 13 · 2026-04-16 16:31:03

77

Views

Solving $\cos\big(\tan^{-1}x\big)=\sin\big(\cot^{-1}\frac{3}{4}\big)$

Published on 16 Apr 2026 - 16:31

score 120 · Answer 14 · 2026-04-15 18:39:09

120

Views

How to prove $\tan\Big[\frac{1}{2}\sin^{-1}\frac{3}{4}\Big]=\frac{4-\sqrt{7}}{3}$

Published on 15 Apr 2026 - 18:39

score 57 · Answer 15 · 2026-04-14 18:26:53

57

Views

Difficulty proving congruence property(Modular Multiplicative Inverse).

Published on 14 Apr 2026 - 18:26

List Question

Derive the conditions for $\tan^{-1}x+\tan^{-1}y=\pi+\tan^{-1}\frac{x+y}{1-xy}$

Prove that: $\tan (2\tan^{-1} (x))=2\tan (\tan^{-1} (x)+\tan^{-1} (x^3))$

Inverse cosine inside floor function derivative

Express $2\tan^{-1}x$ in terms of $\sin^{-1}$ and $\cos^{-1}$

Simplify $\tan^{-1}\Big[\frac{\cos x-\sin x}{\cos x+\sin x}\Big]$, where $x<\pi$

Minimum value of $(a+1)(b+1)$

Inverse Transform Method for a pdf

Proving that $\cos^{-1}\frac{4}{5}+\cos^{-1}\frac{12}{13}=\cos^{-1}\frac{33}{65}$

Finding inverse function of a function with multiple variable

Proper way to solve $2\tan^{-1}(\cos x)=\tan^{-1}(2\csc x)$

Find the inverse of the following map

Find the value of $\sin \left(\cos^{-1} (\frac {1}{2}) + \sin^{-1} (\frac {3}{5})\right)$

Solving $\cos\big(\tan^{-1}x\big)=\sin\big(\cot^{-1}\frac{3}{4}\big)$

How to prove $\tan\Big[\frac{1}{2}\sin^{-1}\frac{3}{4}\Big]=\frac{4-\sqrt{7}}{3}$

Difficulty proving congruence property(Modular Multiplicative Inverse).

Trending Questions

Popular # Hahtags

Popular Questions