To find an expression ... for Ɵ Ɵ, do the inverse ... function of sin, cos or tan. The inverse functions of sin, cos and tan are sin⁻¹, cos⁻¹ and tan⁻¹.

M. Aprahamian and N. J. Higham, "Matrix Inverse Trigonometric and Inverse Hyperbolic Functions: Theory and Algorithms", MIMS EPrint 2016.4, Manchester Institute for Mathematical Sciences, The ...

Sine, Cosine and Tangent Sine, Cosine and Tangent Sohcahtoa Sine Graph Exercise Graphs of Sine, Cosine and Tangent Unit Circle Interactive Unit Circle Sine, Cosine and Tangent in Four Quadrants ...

The three trigonometric ratios; sine, cosine and tangent are used to calculate angles and lengths in right-angled triangles. The sine and cosine rules calculate lengths and angles in any triangle.

There are two volumes of CBSE Class 12 Maths Chapter 2 Inverse Trignometric Functions competency-focused practice questions for the 2024-25 session. The FREE PDFs are attached here.