Trigonometric equations and inequalities worksheets. Solve the following equations and check your answers analytically. Inequality sinx 1, the solution of the inequality sinx inequality sinx 10. Free practice questions for precalculus solving trigonometric equations and inequalities. Solving trigonometric equations and inequalities precalculus. Trigonometric equations and inequalities math exercises. Create the worksheets you need with infinite algebra 1. In order to solve these equations we shall make extensive use of the graphs of the functions sine, cosine. Strategies for solving basic equations involving trigonometric. Trigonometric equations are equations that come in form fx a where a is a real number, and fx.
Create the worksheets you need with infinite precalculus. This unit looks at the solution of trigonometric equations. Without knowing everything about it, youll not know methods of solving trigonometric equations and inequalities. Content is based on college trigonometry, 3rd corrected edition by carl stitz and. Every trigonometric inequality is solved by first solving its trigonometric equation and concluding from the unit circle. Trigonometric equations and the graphing calculator just as we used the graphing calculator to approximate the irrational solutions of quadraticlinear systems in chapter 5, we can use the graphing calculator to approximate the irrational solutions of trigonometric equations. Just like in any other inequality, well have one or more intervals for a solution. Graph trigonometric functions 1, cosine function with solution. Printable solving equations and inequalities worksheet. Trigonometric equations are equations that come in form fx a where a is a real number, and fx some trigonometric. Precalculus 441 solving trigonometric equations worksheet. These are twostep inequalities where youll need to use all of your inverse operations knowledge. Either open the file and print or download and save an electronic copy and use when. A trig inequality contains one or many trig functions of the variable arc x in the form rfx,gx.
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