Question

Finding inflection points- where did I miscalculate?

score 40 · Answer 1 · 2018-07-18 11:59:25

40

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Finding inflection points- where did I miscalculate?

Published on 18 Jul 2018 - 11:59

score 89 · Answer 2 · 2026-04-06 06:15:31

89

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Expansion of $x$ in powers of $u$

Published on 06 Apr 2026 - 6:15

score 64 · Answer 3 · 2018-07-18 15:12:17

64

Views

Trigonometric Functions: sine equal at three points.

Published on 18 Jul 2018 - 15:12

score 1.4k · Answer 4 · 2026-03-25 20:50:25

1.4k

Views

How does a calculator determine $\sin(x)$?

Published on 25 Mar 2026 - 20:50

score 210 · Answer 5 · 2026-03-25 13:53:17

210

Views

How to transform from exponential to trigonometric

Published on 25 Mar 2026 - 13:53

score 5.4k · Answer 6 · 2018-07-19 06:51:08

5.4k

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Why $\sin\left(\frac xy\right)$ is not equal to $\frac{\sin x}{\sin y}$ and why $\sin(x+y)$ is not equal to $\sin x+\sin y$

Published on 19 Jul 2018 - 6:51

score 207 · Answer 7 · 2018-07-19 07:28:12

207

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Why does $\cos\theta=\sin(\frac{\pi}{2}-\theta)$ even when $\theta>90^\circ$?

Published on 19 Jul 2018 - 7:28

score 185 · Answer 8 · 2026-04-01 05:23:42

185

Views

Explicit solution of equations with trigonometric function

Published on 01 Apr 2026 - 5:23

score 1.8k · Answer 9 · 2026-03-26 23:10:59

1.8k

Views

nth power of sine as sum of sine and cosine terms

Published on 26 Mar 2026 - 23:10

score 136 · Answer 10 · 2018-07-19 13:04:00

136

Views

Solve $\tan {(x-\frac{\pi}{4}})=-\tan{(x+\frac{\pi}{2})}$

Published on 19 Jul 2018 - 13:04

score 941 · Answer 11 · 2018-07-19 13:30:33

What is the least value of $\tan^2 \theta + \cot^2 \theta + \sin^2 \theta + \cos^2 \theta + \sec^2 \theta+ \textrm{cosec}^2 \theta$?

score 70 · Answer 12 · 2018-07-19 17:39:52

70

Views

Find new point of tangency on circular arc having second point which is known but unknown center

Published on 19 Jul 2018 - 17:39

score 110 · Answer 13 · 2026-03-25 20:35:19

110

Views

How to solve equations like $\alpha \sin x -\beta\sin 2x +\gamma=0 $

Published on 25 Mar 2026 - 20:35

score 270 · Answer 14 · 2026-04-03 15:45:29

270

Views

Prove $\sec^2 A + \csc^2 A = 4 \csc^2 2A$

Published on 03 Apr 2026 - 15:45

score 615 · Answer 15 · 2026-03-26 04:51:55

615

Views

Inner and outer borders of ellipse

Published on 26 Mar 2026 - 4:51

List Question

Finding inflection points- where did I miscalculate?

Expansion of $x$ in powers of $u$

Trigonometric Functions: sine equal at three points.

How does a calculator determine $\sin(x)$?

How to transform from exponential to trigonometric

Why $\sin\left(\frac xy\right)$ is not equal to $\frac{\sin x}{\sin y}$ and why $\sin(x+y)$ is not equal to $\sin x+\sin y$

Why does $\cos\theta=\sin(\frac{\pi}{2}-\theta)$ even when $\theta>90^\circ$?

Explicit solution of equations with trigonometric function

nth power of sine as sum of sine and cosine terms

Solve $\tan {(x-\frac{\pi}{4}})=-\tan{(x+\frac{\pi}{2})}$

What is the least value of $\tan^2 \theta + \cot^2 \theta + \sin^2 \theta + \cos^2 \theta + \sec^2 \theta+ \textrm{cosec}^2 \theta$?

Find new point of tangency on circular arc having second point which is known but unknown center

How to solve equations like $\alpha \sin x -\beta\sin 2x +\gamma=0 $

Prove $\sec^2 A + \csc^2 A = 4 \csc^2 2A$

Inner and outer borders of ellipse

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