Differential Calculus Exponential and logarithmic functions

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=tBNR3sal1NY

IGCSE 0606 syllabus, theme 15: Use the derivatives of the standard functions e^x, ln x. • For more math content and preparation for IGCSE exams 0580 and 0606, subscribe to my YouTube 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