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Determining the minimal length of the hypotenuse

score 105 · Answer 1 · 2026-03-25 22:26:04

105

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Determining the minimal length of the hypotenuse

Published on 25 Mar 2026 - 22:26

score 97 · Answer 2 · 2026-03-29 03:53:21

97

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Compute $\cos\frac{\pi}{7}-\cos\frac{2\pi}{7}+\cos\frac{3\pi}{7}$

Published on 29 Mar 2026 - 3:53

score 38 · Answer 3 · 2018-04-28 14:24:10

38

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calculate tangent

Published on 28 Apr 2018 - 14:24

score 44 · Answer 4 · 2018-04-28 15:54:53

44

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Simplification of trigonometric functions with similar arguments

Published on 28 Apr 2018 - 15:54

score 61 · Answer 5 · 2018-04-28 18:11:30

61

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Tips on evaluating $\lim_{x \to 0} \frac{\sqrt{1-\cos(x^2)}}{1-\cos x}$?

Published on 28 Apr 2018 - 18:11

score 29 · Answer 6 · 2018-04-29 06:04:34

29

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How would I evaluate the following trigonometric expression?

Published on 29 Apr 2018 - 6:04

score 3.8k · Answer 7 · 2018-04-29 06:27:53

3.8k

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Deriving the power series for cosine, using basic geometry

Published on 29 Apr 2018 - 6:27

score 133 · Answer 8 · 2026-03-24 22:01:25

133

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Calculate Latitude from a Mercato Projection Map

Published on 24 Mar 2026 - 22:01

score 12 · Answer 9 · 2026-02-27 21:50:30

12

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Finding the limit of decreasing function

Published on 27 Feb 2026 - 21:50

score 1k · Answer 10 · 2026-03-25 17:37:43

1k

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Inverse of this matrix with trigonometric functions

Published on 25 Mar 2026 - 17:37

score 1.9k · Answer 11 · 2018-04-29 13:31:22

Evaluating $16\cos^6\left(\frac\pi{18}\right) - 24\cos^4\left(\frac{\pi}{18}\right) + 9\cos^2\left(\frac\pi{18}\right)$

score 1.8k · Answer 12 · 2026-03-28 08:09:55

1.8k

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Edge length of an equilateral triangle if distances from a point $P$ to its vertices is given

Published on 28 Mar 2026 - 8:09

score 239 · Answer 13 · 2018-04-29 20:15:11

239

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How Many Trig Functions With Extremes Between 2 and 8?

Published on 29 Apr 2018 - 20:15

score 163 · Answer 14 · 2026-03-25 04:42:58

163

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Does $\tan\left(\frac{5\pi}{4}-\alpha\right)=\tan\left(\frac{\pi}{4}-\alpha\right)$ hold for any angle, or only when $\pi/4-\alpha$ is acute?

Published on 25 Mar 2026 - 4:42

score 218 · Answer 15 · 2026-03-30 02:30:52

218

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Unable to understand inequality trigonometry graph $\sin x > \dfrac{-1}{2}$

Published on 30 Mar 2026 - 2:30

List Question

Determining the minimal length of the hypotenuse

Compute $\cos\frac{\pi}{7}-\cos\frac{2\pi}{7}+\cos\frac{3\pi}{7}$

calculate tangent

Simplification of trigonometric functions with similar arguments

Tips on evaluating $\lim_{x \to 0} \frac{\sqrt{1-\cos(x^2)}}{1-\cos x}$?

How would I evaluate the following trigonometric expression?

Deriving the power series for cosine, using basic geometry

Calculate Latitude from a Mercato Projection Map

Finding the limit of decreasing function

Inverse of this matrix with trigonometric functions

Evaluating $16\cos^6\left(\frac\pi{18}\right) - 24\cos^4\left(\frac{\pi}{18}\right) + 9\cos^2\left(\frac\pi{18}\right)$

Edge length of an equilateral triangle if distances from a point $P$ to its vertices is given

How Many Trig Functions With Extremes Between 2 and 8?

Does $\tan\left(\frac{5\pi}{4}-\alpha\right)=\tan\left(\frac{\pi}{4}-\alpha\right)$ hold for any angle, or only when $\pi/4-\alpha$ is acute?

Unable to understand inequality trigonometry graph $\sin x > \dfrac{-1}{2}$

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