Report - TGT/ PGT :: Home - Shukla Sir Mathsshuklasirmaths.com/upload/KVS_PGT_2017.pdf · 2017. 12. 21. · Derivative of tan W.r.t. tan- x is (1) (3) (4) (36) tan (3) log (l + x), x > O tx.v)

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