Use the quotient rule to find the derivative of f(x)/g(x) where f(x)=4x2+5x−2 and g(x)=−3x−7.
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Lesson Parent:
Problem:
Use the quotient rule to find the derivative of f(x)/g(x) where f(x)=4x2+5x−2 and g(x)=−3x−7.
Answer:
ddx(fg)=(−3x−7)(8x+5)−(4x2+5x−2)(−3)(−3x−7)2