Depending on what is known about various side lengths and angles of a right triangle, there are two other trigonometric functions that may be more useful: the “sine function” written as sin(x ...

Trigonometry Formulas: Check here the list of Trigonometry Formulas for class 10, 11 and 12, starting from basic to advanced. Also, download the full trigonometry formulas pdf sheet.

Solve trigonometric equations in Higher Maths using the double angle formulae, wave function, addition formulae and trig identities.

Replace \(\sin 2x\) with \(2\sin x\cos x\), take all the terms to one side, factorise close factorise To put an expression into brackets. For example, 18x + 12y = 6(3x + 2y). Factorising is the ...