Prove that (sinA + cosecA)² + (cosA+secA)² = 7 + tan²A + cot²A

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Trigonometric ratios and Trigonometric Identities | Intermediate 1st year

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Thanks sir Tommorow I have exam. And this sum I was not able to understand from any 1 but u made it easy sir thank u sir ❤️❤️❤️❤️❤️❤️💗💗💗💗

djg
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Thank you for explanation.... Such a nice explaining...

misseve
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This is short method we write this method in exam we will get only half marks.

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