Master trigonometric equations for Olympiad success! In this tutorial, we’ll walk you through essential techniques to solve challenging trigonometric problems. Perfect for students preparing for math ...

Solve the equation \(4\sin x^\circ - 3 = 0\), where \(0 \le x \textless 360\). From the graph of the function, we can see that we should be expecting 2 solutions: 1 solution between \(0^\circ\) and ...

Learn how to write the trigonometric equation of a graph step by step by identifying the key features that shape sine and cosine functions. You’ll see how to find the amplitude, period, midline, phase ...

I wish to thank Rich Lowry for his beautifully written and inspiring article (“What Trig Can Teach America,” PostOpinion, Sept. 9). VP candidate and new mother Sarah Palin, by her love and acceptance, ...

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 ...