When taking the derivative of the product of two functions, multiply each by the other's derivative and then add them together.

Scenario: Evaluate for the derivative of the function below.

f(x) = x^{2}g(x) = sin(x)

Answer: s'(x) = 2xsin(x) - x^{2}cos(x)

s'(x) = 2xsin(x) - x^{2}cos(x)

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