Solve 2 cos² (w) + cos(w) - 1 = 0 for all solutions 0 ≤w <

Last updated: 7/24/2022

Solve 2 cos² (w) + cos(w) - 1 = 0 for all solutions 0 ≤w < 2. < W= Give your answers as exact values in a list separated by commas.