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Prove the following Trig Identities

marinejas

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4 years ago

Prove the following Trig Identities

1. a) sin(x+y)sin(x-y) = sin^2x - sin^2y
b) 2csc2xtanx/secx = sec x

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bio_man

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marinejas Author

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#2

4 years ago

Thanks again, and For this question, I ended up figuring out a) but couldn't figure out b)

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bio_man

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#3

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4 years ago

Sure, since these are so large, start a new topic for (b)

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marinejas Author

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#4

4 years ago

Sure, I will mark this solved then.

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