Differentiate (r2 - 5x + 8) (r + 7x+ 9) in three ways mentioned below: – InterviewSolution

1.	Differentiate (r2 - 5x + 8) (r + 7x+ 9) in three ways mentioned below:() by using product rule(ii) by expanding the product to obtain a single polynomial.(ii) by logarithmic differentiation.Do they all give the same answer?
Answer» teeno rule se bataiye

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