Question

Can we solve for $\delta$ in $\frac{π}{2} - \frac{R}{r}β = \arcsin\biggl(\frac{(R+r)\sin(δ)}{r}\biggr)+\frac{R}{r}δ$?

score 97 · Answer 1 · 2018-08-05 07:06:26

97

Views

Can we solve for $\delta$ in $\frac{π}{2} - \frac{R}{r}β = \arcsin\biggl(\frac{(R+r)\sin(δ)}{r}\biggr)+\frac{R}{r}δ$?

Published on 05 Aug 2018 - 7:06

score 58 · Answer 2 · 2018-08-05 09:17:53

58

Views

Trigonometry : If tan aθ = tan bθ is a trigonometric equations and θ are in A.P. Then the general solution of θ is

Published on 05 Aug 2018 - 9:17

score 133 · Answer 3 · 2026-03-25 06:21:04

133

Views

Can we solve $A+D\sin^{2}x=B\sin x+C\cos x$ without having to solve a quartic polynomial?

Published on 25 Mar 2026 - 6:21

score 486 · Answer 4 · 2018-08-05 10:07:42

486

Views

Why do we choose a unit circle with center at origin to define trigonometric ratios?

Published on 05 Aug 2018 - 10:07

score 62 · Answer 5 · 2018-08-05 10:42:13

62

Views

Please help me in this question.

Published on 05 Aug 2018 - 10:42

score 59 · Answer 6 · 2026-04-07 03:37:57

59

Views

What is the domain of the function $f(x)=\sin^{-1}\left(\frac{8(3)^{x-2}}{1-3^{2(x-1)}}\right)$?

Published on 07 Apr 2026 - 3:37

score 94 · Answer 7 · 2026-03-27 04:58:52

94

Views

Prove inequality inside a triangle

Published on 27 Mar 2026 - 4:58

score 20 · Answer 8 · 2018-08-05 15:44:05

20

Views

Optimizing a parameter of an equation involving 2D vectors

Published on 05 Aug 2018 - 15:44

score 48 · Answer 9 · 2026-03-31 14:29:09

48

Views

Find the value of all $x$ satisfying $(f\circ g\circ g\circ f)(x)=(g\circ g\circ f)(x)$, where $(f\circ g)(x)=f(g(x))$.

Published on 31 Mar 2026 - 14:29

score 2.3k · Answer 10 · 2026-03-25 06:05:23

2.3k

Views

How to find the phase-shift from the sum of two sines?

Published on 25 Mar 2026 - 6:05

score 59 · Answer 11 · 2026-03-25 15:44:10

59

Views

What is wrong with my simulation of Laplace` s studying George-Louis Leclerc `s probability of randomly dropped needle of crossing tile lines?

Published on 25 Mar 2026 - 15:44

score 333 · Answer 12 · 2026-03-25 23:38:47

333

Views

How to approximate the solution of $y=a \arctan(x/a)-\arctan (x)$

Published on 25 Mar 2026 - 23:38

score 134 · Answer 13 · 2018-08-06 16:22:07

134

Views

Prove that $4\cos^4x-2\cos2x-1/2\cos4x$ is independent of x

Published on 06 Aug 2018 - 16:22

score 155 · Answer 14 · 2026-03-25 11:10:45

155

Views

Finding the side and angle of a triangle.

Published on 25 Mar 2026 - 11:10

score 153 · Answer 15 · 2026-03-27 01:43:47

153

Views

Point in right triangle given two points and an angle

Published on 27 Mar 2026 - 1:43

List Question

Can we solve for $\delta$ in $\frac{π}{2} - \frac{R}{r}β = \arcsin\biggl(\frac{(R+r)\sin(δ)}{r}\biggr)+\frac{R}{r}δ$?

Trigonometry : If tan aθ = tan bθ is a trigonometric equations and θ are in A.P. Then the general solution of θ is

Can we solve $A+D\sin^{2}x=B\sin x+C\cos x$ without having to solve a quartic polynomial?

Why do we choose a unit circle with center at origin to define trigonometric ratios?

Please help me in this question.

What is the domain of the function $f(x)=\sin^{-1}\left(\frac{8(3)^{x-2}}{1-3^{2(x-1)}}\right)$?

Prove inequality inside a triangle

Optimizing a parameter of an equation involving 2D vectors

Find the value of all $x$ satisfying $(f\circ g\circ g\circ f)(x)=(g\circ g\circ f)(x)$, where $(f\circ g)(x)=f(g(x))$.

How to find the phase-shift from the sum of two sines?

What is wrong with my simulation of Laplace` s studying George-Louis Leclerc `s probability of randomly dropped needle of crossing tile lines?

How to approximate the solution of $y=a \arctan(x/a)-\arctan (x)$

Prove that $4\cos^4x-2\cos2x-1/2\cos4x$ is independent of x

Finding the side and angle of a triangle.

Point in right triangle given two points and an angle

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