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तब (1 + log_e 2x)² $${{dy} \\over {dx}}$$ के बराबर है :","ans",[95],"2019 - 12th January Morning Slot","course","mathematics-hindi","opts",[420,421,422,423],"$${{x\\,{{\\log }_e}2x - {{\\log }_e}2} \\over x}$$","log_e 2x","x log_e 2x","$${{x\\,{{\\log }_e}2x + {{\\log }_e}2} \\over x}$$",19,"19","initComment","initReply","actionData","errors"]

JEE MAIN - Mathematics Hindi (2019 - 12th January Morning Slot - No. 19)

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