Differentiation PROOF Product rule from First principles

A-Level Year 13 Proof from first principles of Differentiation in functions where Product rule is used.

[@DeboraSuday-fw5uo]

good clarification and smart work made me understand this well. keep it up for more other videos and thanks

[@idorenyinekop8424]

What a wonderful explanation. Thank you so much. Hoping to see more of your videos soon, you've got a subscriber!

[@maykielmarkvelasquez9054]

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