Question 756247
Determine all of the solutions in the interval 0° &#8804; &#952; < 360°. (Enter your answers as a comma-separated list. Round your answers to one decimal place.)
23 sin^2&#952; &#8722; cos 2&#952; = 0
23 sin^2&#952; &#8722; cos^2&#952;+sin^2&#952; = 0
24sin^2&#952;-cos^2&#952;=0
24sin^2&#952;-1+sin^2&#952;=0
25sin^2&#952;=1
sin^2&#952;=1/25
sin&#952;=±1/5
&#952;=11.5º, 168.5 (in Q1 and Q2 where sin>0)
and
&#952;=191.5º, 348.5 (in Q3 and Q4 where sin<0)