Pythagorean Trig Identity proofs

Channel:
Australia Magic Monk
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64,099
Published on ● Video Link: https://www.youtube.com/watch?v=RE7oIX8Pdc4


Duration: 14:18
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2

In this tutorial we talk about some more Trig identity proofs, including:
tan(x) = sin(x) / cos(x)
sin^2(x) + cos^2(x) = 1
tan^2(x) + 1 = sec^2(x)
cot^2(x) + 1 = cosec^2(x)



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Tags:
pythagorean identity proofs
trig identity proofs