Question

Complicated Trigonometry Math Problem (for me at least)

score 107 · Answer 1 · 2026-04-16 15:13:22

107

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Complicated Trigonometry Math Problem (for me at least)

Published on 16 Apr 2026 - 15:13

score 1.3k · Answer 2 · 2026-04-16 19:12:41

1.3k

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$\sin x + \sin2x + \sin3x = \cos x + \cos2x + \cos3x$

Published on 16 Apr 2026 - 19:12

score 27 · Answer 3 · 2026-04-09 00:23:09

27

Views

Simplifying trignometric expression

Published on 09 Apr 2026 - 0:23

score 114 · Answer 4 · 2026-04-14 10:45:32

114

Views

$\arcsin(x)$ without use of itself and $\sin^{-1}(x)$

Published on 14 Apr 2026 - 10:45

score 24 · Answer 5 · 2026-04-13 03:05:00

24

Views

Equation of two periodic functions - How do you find A, ω and φ for the second function

Published on 13 Apr 2026 - 3:05

score 83 · Answer 6 · 2026-04-17 07:46:25

83

Views

Proving ${1+\cos x\over2+\sin x} < \frac43$

Published on 17 Apr 2026 - 7:46

score 464 · Answer 7 · 2026-04-15 12:47:10

464

Views

Pythagoras theorem is a^2 + b^2 = c^2 and a circle has an equation x^2 + y^2 = a^2 .Is there a relation between a right angle triangle and a circle?

Published on 15 Apr 2026 - 12:47

score 222 · Answer 8 · 2026-04-17 01:44:44

222

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Using numerical methods to solve $x^2 \sin (2 \pi x)=33 \sin \left(\frac{66 \pi }{x}\right)$

Published on 17 Apr 2026 - 1:44

score 73 · Answer 9 · 2026-04-14 06:39:18

73

Views

Prove that this limit exist

Published on 14 Apr 2026 - 6:39

score 73 · Answer 10 · 2026-04-16 18:40:08

73

Views

Calculate $\int ^{4\pi} _{-4\pi} \frac{(\sin x)^2-(\sin x)^4}{1-(\sin x)^4}dx$

Published on 16 Apr 2026 - 18:40

score 99 · Answer 11 · 2026-04-24 12:35:27

99

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Can we let $n$ go to $\infty$ after applying the fundamental theorem of algebra to a polynomial of degree $n$?

Published on 24 Apr 2026 - 12:35

score 58 · Answer 12 · 2026-04-14 09:00:23

58

Views

Find the minimum value of the trigonometric equation

Published on 14 Apr 2026 - 9:00

score 57 · Answer 13 · 2026-04-11 04:08:45

57

Views

How to prove the following trigonometric equation?

Published on 11 Apr 2026 - 4:08

score 177 · Answer 14 · 2026-04-15 10:43:24

177

Views

How to find the arriving angles $\alpha_b , \beta_b$ ? If we know the values of two sides b,c and angle between them $\alpha_a$ , $\beta_a$.

Published on 15 Apr 2026 - 10:43

score 830 · Answer 15 · 2026-05-03 09:16:48

830

Views

How to find the numerical value of $\tan20\tan40\tan60\tan80$?

Published on 03 May 2026 - 9:16

List Question

Complicated Trigonometry Math Problem (for me at least)

$\sin x + \sin2x + \sin3x = \cos x + \cos2x + \cos3x$

Simplifying trignometric expression

$\arcsin(x)$ without use of itself and $\sin^{-1}(x)$

Equation of two periodic functions - How do you find A, ω and φ for the second function

Proving ${1+\cos x\over2+\sin x} < \frac43$

Pythagoras theorem is a^2 + b^2 = c^2 and a circle has an equation x^2 + y^2 = a^2 .Is there a relation between a right angle triangle and a circle?

Using numerical methods to solve $x^2 \sin (2 \pi x)=33 \sin \left(\frac{66 \pi }{x}\right)$

Prove that this limit exist

Calculate $\int ^{4\pi} _{-4\pi} \frac{(\sin x)^2-(\sin x)^4}{1-(\sin x)^4}dx$

Can we let $n$ go to $\infty$ after applying the fundamental theorem of algebra to a polynomial of degree $n$?

Find the minimum value of the trigonometric equation

How to prove the following trigonometric equation?

How to find the arriving angles $\alpha_b , \beta_b$ ? If we know the values of two sides b,c and angle between them $\alpha_a$ , $\beta_a$.

How to find the numerical value of $\tan20\tan40\tan60\tan80$?

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