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Find Ѳ to four significant digits

0 votes

Sin Ѳ = 0.7034 for 0 _< Ѳ < 2π.?

asked Sep 5, 2018 in TRIGONOMETRY by abstain12 Apprentice
reshown Sep 5, 2018 by bradely

1 Answer

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sinθ=0.7034

sinθ=sin44.7

The general solution of sin θ = sin ∝ is  θ = nπ + (-1)^n ∝, n ∈ Z

θ = nπ + (-1)^n (44.7)

At n = 1

θ = π + (-1)^1 (44.7) = 135.3

answered Sep 14, 2018 by lilly Expert
reshown Sep 14, 2018 by bradely

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