Solve the following trigonometric equations using the double angle identities on the in- terval 0 < 0 < 2t: V2 (a) sin(20) = 2 (b) 2 sin(20) – 3 sin(0) = 0 (c) 2 cos(20) + 1 = 0 (1) (00)

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A: We will find the answers as following.

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A: Given the given function is 10 cos100t - 9° + 10 sin100t + 19° Apply formula cosa-b=cosa cosb + sina…

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A:

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A: Given,

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A:

Q: 1. Find tanx and sinx if secx = 4 and sinx < 0

A: Authoring guidelines:…