Trigonometry

Prove that tan (Lambda) cos^2 (Lambda)+sin^2 (Lamda)/sin(Lambda) = cos (Lambda) + sin (Lambda)

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  1. (tan*cos^2 + sin^2)/sin
    (sin*cos + sin^2)/sin
    sin(cos+sin)/sin
    cos+sin

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  2. This is not that question which I ask

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