Learn how to write the trigonometric equation of a graph step by step by identifying the key features that shape sine and ...

Microsoft Excel is a great Office application from Microsoft and it does not need any introduction. It helps every one of us, in many ways by making our tasks simpler. In this post we will see how to ...

A new Google Lens feature is on the way that helps students learn math and STEM-related topics. To use the new “Homework” search mode, all you have to do is scan the equation you need help solving. It ...

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

Solve the equation \(5\sin 2x^\circ + 7\cos x^\circ = 0\) for \(0^\circ \le x^\circ \le 360^\circ\) Which gives us solutions of \(90^\circ ,224.4^\circ ,270^\circ ,315.6^\circ\) There are two more ...

Struggling with a problem that seems to require trigonometry? This lesson shows how to solve it without using trigonometry, ...

The Mathematical Gazette is the original journal of the Mathematical Association and it is now over a century old. Its readership is a mixture of school teachers, college and university lecturers, ...