Question

Problem involving Bearing, Heading, and True Course.

score 5.6k · Answer 1 · 2026-04-15 21:54:50

5.6k

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Problem involving Bearing, Heading, and True Course.

Published on 15 Apr 2026 - 21:54

score 128 · Answer 2 · 2026-04-15 21:09:08

128

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Calculate $\displaystyle \lim_{x \to 0} \frac{\sin(x)}{x + \tan(x)}$ with out derivative?

Published on 15 Apr 2026 - 21:09

score 1.1k · Answer 3 · 2026-04-14 18:57:18

1.1k

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Solve $\sin(2\theta) -\tan(\theta) = 0 \ $ for $ 0\leq \theta \leq 2\pi $

Published on 14 Apr 2026 - 18:57

score 3.9k · Answer 4 · 2026-04-16 10:53:10

3.9k

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Find the resulting speed and direction. Trig Problem involving resultant and vectors.

Published on 16 Apr 2026 - 10:53

score 463 · Answer 5 · 2026-04-13 21:09:23

463

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solution to inverse trig function, decimals

Published on 13 Apr 2026 - 21:09

score 442 · Answer 6 · 2026-04-13 06:45:47

442

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Why are these two given expressions equivalent?

Published on 13 Apr 2026 - 6:45

score 377 · Answer 7 · 2026-04-14 23:04:14

377

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Proving some trig identities.

Published on 14 Apr 2026 - 23:04

score 230 · Answer 8 · 2026-04-15 23:39:55

Is there an elegant way to simplify $\frac{\tan(x+20^{\circ })-\sin(x+20^{\circ })}{\tan(x+20^{\circ })+\sin(x+20^{\circ })}$

score 576 · Answer 9 · 2026-04-16 08:22:37

576

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Solving Trignometric Transcedental equations in Matlab

Published on 16 Apr 2026 - 8:22

score 52 · Answer 10 · 2026-04-11 14:10:39

52

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How do I prove $\sec^2 \frac{a}{2}=\frac{2\sec a}{1+\sec a}$?

Published on 11 Apr 2026 - 14:10

score 5.7k · Answer 11 · 2026-04-13 09:11:13

5.7k

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How do I prove $\cos(4A)= \cos^4A-6\cos^2A\sin^2A+\sin^4A$?

Published on 13 Apr 2026 - 9:11

score 590 · Answer 12 · 2026-04-10 19:44:01

590

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How to evaluate $\cos(\frac{5\pi}{8})$?

Published on 10 Apr 2026 - 19:44

score 76 · Answer 13 · 2026-04-14 07:37:49

76

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Equations of cosine

Published on 14 Apr 2026 - 7:37

score 600 · Answer 14 · 2026-04-14 12:37:23

600

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How do I prove $\csc^4 x-\cot^4x=(1+\cos^2x)/\sin^2x$

Published on 14 Apr 2026 - 12:37

score 1k · Answer 15 · 2026-04-10 23:40:21

1k

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How don I find all solutions to $\sec(3 \theta)=1$ with $\theta$ in degrees?

Published on 10 Apr 2026 - 23:40

List Question

Problem involving Bearing, Heading, and True Course.

Calculate $\displaystyle \lim_{x \to 0} \frac{\sin(x)}{x + \tan(x)}$ with out derivative?

Solve $\sin(2\theta) -\tan(\theta) = 0 \ $ for $ 0\leq \theta \leq 2\pi $

Find the resulting speed and direction. Trig Problem involving resultant and vectors.

solution to inverse trig function, decimals

Why are these two given expressions equivalent?

Proving some trig identities.

Is there an elegant way to simplify $\frac{\tan(x+20^{\circ })-\sin(x+20^{\circ })}{\tan(x+20^{\circ })+\sin(x+20^{\circ })}$

Solving Trignometric Transcedental equations in Matlab

How do I prove $\sec^2 \frac{a}{2}=\frac{2\sec a}{1+\sec a}$?

How do I prove $\cos(4A)= \cos^4A-6\cos^2A\sin^2A+\sin^4A$?

How to evaluate $\cos(\frac{5\pi}{8})$?

Equations of cosine

How do I prove $\csc^4 x-\cot^4x=(1+\cos^2x)/\sin^2x$

How don I find all solutions to $\sec(3 \theta)=1$ with $\theta$ in degrees?

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