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Using the general solution for solve $\sin x = \sin y$

score 1k · Answer 1 · 2026-04-11 20:03:52

Using the general solution for solve $\sin x = \sin y$

Published on 11 Apr 2026 - 20:03

score 138 · Answer 2 · 2026-04-17 02:55:31

Find modulus and argument of $\omega = {\frac {\sin (P + Q) + i (1 - \cos (P + Q))} {(\cos P + \cos Q) + i (\sin P - \sin Q) }} $

score 64 · Answer 3 · 2026-04-14 04:24:10

64

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If $~A~$ is between $~0^{\circ}~$ and $~45^{\circ}~$, solve the following

Published on 14 Apr 2026 - 4:24

score 93 · Answer 4 · 2026-04-15 23:31:28

93

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Find the minimum value of $(\sin x+ \csc x)^2 + (\sec x + \cos x)^2$

Published on 15 Apr 2026 - 23:31

score 267 · Answer 5 · 2026-04-16 01:07:01

267

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If $\alpha$ and $\beta$ are the solutions of $a\cos \theta+ b\sin \theta= c$ show that

Published on 16 Apr 2026 - 1:07

score 126 · Answer 6 · 2026-04-17 11:06:25

126

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Find modulus and argument of $\zeta = {\frac {1-\cos4(\theta) + i \sin4(\theta)} {\sin2(\theta)+ 2i\cos^2(\theta)}}$

Published on 17 Apr 2026 - 11:06

score 58 · Answer 7 · 2026-04-16 10:00:46

If you are asked to draw a point, A, due south to another point, B, does this mean you draw a vertical line from point B to A?

score 129 · Answer 8 · 2026-04-17 02:15:13

129

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How to prove that $\lim_{x\to 0+}\left[\frac{1}{x^{3/2}}-\frac{1}{x^{1/2}\sin(x)}\right]=0$?

Published on 17 Apr 2026 - 2:15

score 73 · Answer 9 · 2026-04-12 14:37:29

73

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Should I use law of cosines or Law of sines? Confusing

Published on 12 Apr 2026 - 14:37

score 2.1k · Answer 10 · 2026-04-15 07:16:41

2.1k

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Evaluating $\sum_{r=1}^n \frac{\tan(x/2^r)}{2^{r-1}\cos(x/2^{r-1})}$

Published on 15 Apr 2026 - 7:16

score 29 · Answer 11 · 2026-04-14 03:19:58

29

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mean coefficient and amplitude of a sine curve

Published on 14 Apr 2026 - 3:19

score 163 · Answer 12 · 2026-04-15 09:24:13

163

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Finding the number of solutions to $\cos^4(2x)+2\sin^2(2x)=17(1+\sin 2x)^4$ for $x\in(0,2\pi)$

Published on 15 Apr 2026 - 9:24

score 116 · Answer 13 · 2026-04-14 16:56:10

116

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Numerical Methods for finding the Roots of $f(x)=\sin^2(\frac{33}{x}\pi)+\sin^2(x \pi)$

Published on 14 Apr 2026 - 16:56

score 535 · Answer 14 · 2026-04-13 00:09:34

535

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On the extension of Euler's identity in 3 dimensions

Published on 13 Apr 2026 - 0:09

score 79 · Answer 15 · 2026-04-12 03:07:59

79

Views

Double angle formula equation $\sin(2x)\cos(2x) = \frac{1}{4}$

Published on 12 Apr 2026 - 3:07

List Question

Using the general solution for solve $\sin x = \sin y$

Find modulus and argument of $\omega = {\frac {\sin (P + Q) + i (1 - \cos (P + Q))} {(\cos P + \cos Q) + i (\sin P - \sin Q) }} $

If $~A~$ is between $~0^{\circ}~$ and $~45^{\circ}~$, solve the following

Find the minimum value of $(\sin x+ \csc x)^2 + (\sec x + \cos x)^2$

If $\alpha$ and $\beta$ are the solutions of $a\cos \theta+ b\sin \theta= c$ show that

Find modulus and argument of $\zeta = {\frac {1-\cos4(\theta) + i \sin4(\theta)} {\sin2(\theta)+ 2i\cos^2(\theta)}}$

If you are asked to draw a point, A, due south to another point, B, does this mean you draw a vertical line from point B to A?

How to prove that $\lim_{x\to 0+}\left[\frac{1}{x^{3/2}}-\frac{1}{x^{1/2}\sin(x)}\right]=0$?

Should I use law of cosines or Law of sines? Confusing

Evaluating $\sum_{r=1}^n \frac{\tan(x/2^r)}{2^{r-1}\cos(x/2^{r-1})}$

mean coefficient and amplitude of a sine curve

Finding the number of solutions to $\cos^4(2x)+2\sin^2(2x)=17(1+\sin 2x)^4$ for $x\in(0,2\pi)$

Numerical Methods for finding the Roots of $f(x)=\sin^2(\frac{33}{x}\pi)+\sin^2(x \pi)$

On the extension of Euler's identity in 3 dimensions

Double angle formula equation $\sin(2x)\cos(2x) = \frac{1}{4}$

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