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If sin θ = -0.93, find cos(θ - π/2) I think it's -.93, but I'm not sure why?
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If sin θ = -0.93, find cos(θ - π/2)
I think it's -.93, but I'm not sure why?

User Brock
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8.7k points

1 Answer

2 votes
Yes, you are right. The identity sin θ is an extended form of cos(θ - π/2).

User Flyingmeatball
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