ICSE Class 10 Answered
(sin A+ cos A) (sec A+ cosec A) = 2+sec A.cosec A
Asked by kotharianaiya9 | 06 Mar, 2021, 12:15: PM
To prove: (sinA + cosA)(secA + cosecA) = 2 + secA cosecA

Answered by Renu Varma | 09 Mar, 2021, 09:11: PM
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