Introduction to hyperbolic sine function and its definition in mathematical form. An example to understand how to express hyperbolic sine function in terms of exponential functions.

Introduction to tangent triple angle formula and geometry approach to derive the proof of tan triple angle formula in mathematical form. An example to verify the identity in trigonometry.

Introduction to cosine of triple angle formula in trigonometric mathematics and learn the proof in geometrical method for beginners and also mathematical verification of the cos triple angle identity.

Introduction to sine of triple angle formula and proof in geometrical method to expand trigonometric expressions like sin3x, sin3A, sin3α and etc and also verifying the identity in trigonometric mathematics.

Introduction to cosine of double angle rule and geometrical method to derive the expansion of cos of double angle in terms of cos and sin of angle along with verifying the formula.

Mathematics Problems for learners and practitioners

Solutions of maths questions in various methods with answers for learning and practising.