Question

Composite tangent function questions (domain and solving an equation)

score 116 · Answer 1 · 2026-03-25 12:31:58

116

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Composite tangent function questions (domain and solving an equation)

Published on 25 Mar 2026 - 12:31

score 132 · Answer 2 · 2026-03-25 22:05:29

132

Views

Why can't $\frac{1}{\sin(x)\cos(x)}$ be expressed in the form $\frac{A}{\sin x}+\frac{B}{\cos x}$

Published on 25 Mar 2026 - 22:05

score 69 · Answer 3 · 2026-04-04 11:23:09

69

Views

Limit in two variables with polar coordinates

Published on 04 Apr 2026 - 11:23

score 115 · Answer 4 · 2018-09-12 20:28:50

115

Views

Finding the sine of X without the use of a calculator

Published on 12 Sep 2018 - 20:28

score 529 · Answer 5 · 2026-04-08 22:35:35

529

Views

Linear transformation example using trig functions.

Published on 08 Apr 2026 - 22:35

score 127 · Answer 6 · 2018-09-13 01:06:36

127

Views

Solving $\sin(3x +28^\circ)= \cos(2x-13^\circ)$

Published on 13 Sep 2018 - 1:06

score 563 · Answer 7 · 2018-09-13 05:38:18

563

Views

Prove that $\frac {\sin X+\sin Y-\sin(X+Y)}{\sin X+\sin Y+\sin(X+Y)}=\tan\frac{X}{2}\tan\frac{Y}{2}$

Published on 13 Sep 2018 - 5:38

score 1.2k · Answer 8 · 2026-03-25 21:49:01

1.2k

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The possible values of $x$, if $\tan^{-1} x>\cot^{-1}x$

Published on 25 Mar 2026 - 21:49

score 34 · Answer 9 · 2026-04-04 11:22:58

34

Views

Limit in two variables with polar coordinates and parameterization

Published on 04 Apr 2026 - 11:22

score 1.4k · Answer 10 · 2018-09-13 12:30:14

1.4k

Views

Period of $\sin^2 x +\cos^4 x$?

Published on 13 Sep 2018 - 12:30

score 433 · Answer 11 · 2018-09-13 12:52:18

433

Views

Compute $\int_0^\pi dx [(\sin(nx)-\sin((n-1)x))/\sin(x/2)]^2$

Published on 13 Sep 2018 - 12:52

score 61 · Answer 12 · 2018-09-14 00:42:21

61

Views

Showing that the graph of $\frac{\cos(\pi x/2)}{1-x^2}$ decreases over the interval $(0,2)$.

Published on 14 Sep 2018 - 0:42

score 771 · Answer 13 · 2018-09-14 13:57:27

771

Views

Solving periodic equation $\cos 7\theta=\cos 3\theta+\sin 5\theta$.

Published on 14 Sep 2018 - 13:57

score 111 · Answer 14 · 2018-09-14 14:21:05

111

Views

Linear trigonometric equation $\sin(x)=\cos(x)$

Published on 14 Sep 2018 - 14:21

score 159 · Answer 15 · 2026-03-25 04:39:37

159

Views

Circumradius of a regular heptagon

Published on 25 Mar 2026 - 4:39

List Question

Composite tangent function questions (domain and solving an equation)

Why can't $\frac{1}{\sin(x)\cos(x)}$ be expressed in the form $\frac{A}{\sin x}+\frac{B}{\cos x}$

Limit in two variables with polar coordinates

Finding the sine of X without the use of a calculator

Linear transformation example using trig functions.

Solving $\sin(3x +28^\circ)= \cos(2x-13^\circ)$

Prove that $\frac {\sin X+\sin Y-\sin(X+Y)}{\sin X+\sin Y+\sin(X+Y)}=\tan\frac{X}{2}\tan\frac{Y}{2}$

The possible values of $x$, if $\tan^{-1} x>\cot^{-1}x$

Limit in two variables with polar coordinates and parameterization

Period of $\sin^2 x +\cos^4 x$?

Compute $\int_0^\pi dx [(\sin(nx)-\sin((n-1)x))/\sin(x/2)]^2$

Showing that the graph of $\frac{\cos(\pi x/2)}{1-x^2}$ decreases over the interval $(0,2)$.

Solving periodic equation $\cos 7\theta=\cos 3\theta+\sin 5\theta$.

Linear trigonometric equation $\sin(x)=\cos(x)$

Circumradius of a regular heptagon

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