What do you notice?. Double angle formula. . . . Formula and relationships. . Divide by . . . Use the identity . . Replace with . Multiply by -1, make equation equal 0.. Substitute:. Solved using the equation solver.. Only 1 solution as cosx=3.73 is not possible.. First solution from the GDC, second can be calculated as . .
Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.