Differentiation of Product

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AKA as product rule of calculus
Product rule is used to differentiate product of two values

A rule of Differentiation; see also Quotient Rule or Differentiation of Division and the integral analog Integration by Parts or Integration of Product.

Quotient Rule

Used to differentiate product of two values

\frac{d}{d x} u v = u \frac{d}{d x} v + v \frac{d}{d x} u