Mathematics · Trigonometry

Evaluate the following expression: sinθ − 2 sin 3 θ 2 cos 3 θ − cosθ 3 × 1 tanθ − sec 2 θ

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Evaluate the following expression: sinθ − 2 sin 3 θ 2 cos 3 θ − cosθ 3 × 1 tanθ − sec 2 θ

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Evaluate the following expression: sinθ − 2 sin 3 θ 2 cos 3 θ − cosθ 3 × 1 tanθ − sec 2 θ