Pythagorean Identities

Practice: Pythagorean Identities

Simplify (sec⁡2θ−tan⁡2θ)(cot⁡2θ−csc⁡2θ)(\sec^2\theta-\tan^2\theta)(\cot^2\theta-\csc^2\theta) into one trigonometric function.
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More Pythagorean Identities Questions:
More Pythagorean Identities Questions: