How do you solve [0,360) 4sec^2x - 4 = 0 ??
1 Answer
Mar 6, 2018
0, 180, 360
Explanation:
Unit circle give 3 solutions:
x = 0
x = 180
x = 360
0, 180, 360
Unit circle give 3 solutions:
x = 0
x = 180
x = 360