Can Cos Equal 1?
In Other Words Cos (360º) =1, the Answer Is X=360º or X=2Π Radians. 3) You Can Check Your Answer in Your Graphing Calculator by Pressing Mode and Making Sure...
in other words cos (360º) =1, the answer is x=360º or x=2π radians. 3) you can check your answer in your graphing calculator by pressing mode and making sure that your calculator is in degree. Now that you calculator is in degree you can type cos(360) press enter and that answer should be 1. So cos(360) =1.