Trigonometric identity

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Albi

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Guys can someone help me with this trig identity?

[MATH]2sin²\alpha+\frac{1+cos2\alpha}{1-cos2\alpha}+cos2\alpha=\frac{1}{sin²\alpha}[MATH][/MATH][/MATH]
 
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Albi said:
Guys can someone help me with this trig identity?

[MATH]2sin²\alpha+\frac{1+cos2\alpha}{1-cos2\alpha}+cos2\alpha=\frac{1}{sin²\alpha}[MATH][/MATH][/MATH]
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If I were to do this problem I would express cos(2α) in terms of sin²(α)

Please show us what you have tried and exactly where you are stuck.

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