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3 Trigonometric Identities You Must Be Able To Derive From Scratch

2 years ago31 views

3 Trigonometric Identities You Must Be Able To Derive From Scratch

Derive the trigonometric identities below from absolute scratch...

{cos(θ)}^2 + {sin(θ)}^2 = 1

1 + {tan(θ)}^2 = {sec(θ)}^2

{cot(θ)}^2 + 1 = {cosec(θ)}^2

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