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how to to prove please help2/cos²A⁻1/sin²A⁺1/sin⁴A=cot⁴A⁻sin⁴A

how to to prove please help2/cos²A⁻1/sin²A⁺1/sin⁴A=cot⁴A⁻sin⁴A

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Grade:10

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4405 Points
3 years ago
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