Raymond B. answered • 28d
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Math, microeconomics or criminal justice
= 3/5 + 4/5 = 7/5 = 1.4
Kay G.
asked • 02/25/24Please help solve
9 ) Given: theta = arcsin(4/5) find the value of cos(theta) + sin(theta)
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2 Answers By Expert Tutors
Yefim S. answered • 02/25/24
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θ = arcsin(4/5); sinθ = 4/5; cosθ = (1 - 16/25)1/2 = 3/5; cosθ + sinθ = 3/5 + 4/5 = 7/5 = 1.4
Bradford T.
Should have mentioned that this is a 3-4-5 triangle, so using (1 - 16/25)^(1/2) wasn't necessary.
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02/26/24
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Kay G.
Thank you02/25/24