** If g(x) = S [e* - In(2t + 1)]at , find g"(x) dx ex. (2x + 1)2 A ex – In(2x + 1) 4 ex + (2x + 1)2 4 ex – (2x+1)? D

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Q: Q2: - If y = 3sec3t and x = etan3t prove that: - dy (In3)² dx y logy x * * -

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Q: Q2: - If y = 3sec3t and x = etan3t prove that: - dy (In3)? dx y logy x

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