SOLUTION: Find all solutions if 0° ≤ 𝜃 < 360°. When necessary, round your answers to the nearest tenth of a degree. (Enter your answers as a comma-separated list.)
sin^2 2θ − 4
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Question 1178292: Find all solutions if 0° ≤ 𝜃 < 360°. When necessary, round your answers to the nearest tenth of a degree. (Enter your answers as a comma-separated list.)
sin^2 2θ − 4 sin 2θ − 1 = 0
Answer by Solver92311(821) (Show Source): You can put this solution on YOUR website!
Let )
then
Solve for 
and 
with the quadratic formula,
Then
\ =\ u_1)
and
\ =\ u_2)
So
}{2})
and
}{2})
You can do your own arithmetic and calculator work.
John
My calculator said it, I believe it, that settles it
From
I > Ø
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