Product and Quotient Rules
The derivative of a product isn't the product of the derivatives. The product rule and quotient rule tell you how two changing factors combine.
Product rule patternLow d-high minus high d-lowWhen to simplify first instead
62 videos · ranked by how well they teach
29:04Calculus 1: The Product and Quotient Rules (Video #10) | Math with Professor V
11K views on YouTube · 6 years ago
Math with Professor V
2:40Product rule | Derivative rules | AP Calculus AB | Khan Academy
430K views on YouTube · 13 years ago
Khan Academy