We consider a method of estimating an unknown regression curve by regression on a combination of low-order polynomial terms and trigonometric terms. Estimation based on trigonometric functions alone ...

Trigonometry is a branch of mathematics that studies relationships between the sides and angles of triangles. Trigonometry is found all throughout geometry, as every straight-sided shape may be broken ...

This interactive quiz is suitable for Higher Maths students studying manipulating algebraic expressions. Quiz: Manipulating trigonometric expressions - Higher This interactive quiz is suitable for ...