List questions from trigonometry

Published on 12 Feb 2018 - 11:12

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Equation containing both trigonometric and linear function

Published on 12 Feb 2018 - 20:09

135

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Rational Trig Solutions for $n\ge 3$

Published on 29 Mar 2026 - 10:39

105

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Calculus sine proof

Published on 26 Mar 2026 - 18:01

126

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Trigonometric Inequality $\sin{A}+\sin{B}-\cos{C}\le\frac32$

Published on 25 Mar 2026 - 5:06

315

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Finding each point of intersection between two polar graphs

Published on 26 Mar 2026 - 21:08

767

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Verification of proof of $\tan(x)+\cot(x)=\csc(x)\sec(x)$

Published on 26 Mar 2026 - 17:32

101

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How do I change $\csc x+\cot x$ into $\frac1{\csc x-\cot x}$?

Published on 13 Feb 2018 - 12:55

197

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Find the values of x: $- 2 (1 - \cos x) = \frac x2$?

Published on 13 Feb 2018 - 13:42

49

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How do you reduce this trig equation to solve for x?

Published on 13 Feb 2018 - 14:18

475

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The angle $\alpha$ is greater than $90$ and less than $360$ and $\cos(\alpha)=\frac23$. Find the exact value of $\tan(\alpha)$.

Published on 13 Feb 2018 - 15:03

77

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Inverse trigonometic functions

Published on 24 Mar 2026 - 23:53

354

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How to interpret trig functions in other quadrants?

Published on 13 Feb 2018 - 17:00

88

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Find all values of following inverse hyperbolic trig function

Published on 22 Mar 2026 - 9:08

151

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What is the best method to solve the limit $\lim_{x\to \infty}\biggl(1+\sin\frac{2}{x^2}\biggr)^{x^2}$?

Published on 14 Feb 2018 - 9:26

List Question

Trigonometry Olympiad Question

Equation containing both trigonometric and linear function

Rational Trig Solutions for $n\ge 3$

Calculus sine proof

Trigonometric Inequality $\sin{A}+\sin{B}-\cos{C}\le\frac32$

Finding each point of intersection between two polar graphs

Verification of proof of $\tan(x)+\cot(x)=\csc(x)\sec(x)$

How do I change $\csc x+\cot x$ into $\frac1{\csc x-\cot x}$?

Find the values of x: $- 2 (1 - \cos x) = \frac x2$?

How do you reduce this trig equation to solve for x?

The angle $\alpha$ is greater than $90$ and less than $360$ and $\cos(\alpha)=\frac23$. Find the exact value of $\tan(\alpha)$.

Inverse trigonometic functions

How to interpret trig functions in other quadrants?

Find all values of following inverse hyperbolic trig function

What is the best method to solve the limit $\lim_{x\to \infty}\biggl(1+\sin\frac{2}{x^2}\biggr)^{x^2}$?

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