The product rule is one of the essential differentiation rules. Section 3-4 : Product and Quotient Rule. The Power of a Product rule states that a term raised to a power is equal to the product of its factors raised to the same power. The product rule is a general rule for the problems which come under the differentiation where one function is multiplied by another function. The exponent rule for multiplying exponential terms together is called the Product Rule.The Product Rule states that when multiplying exponential terms together with the same base, you keep the base the same and then add the exponents. This derivation doesn’t have any truly difficult steps, but the notation along the way is mind-deadening, so don’t worry if you have […] So what does the product rule say? Strangely enough, it's called the Product Rule. For example, through a series of mathematical somersaults, you can turn the following equation into a formula that’s useful for integrating. First, we don’t think of it as a product of three functions but instead of the product rule of the two functions $$f\,g$$ and $$h$$ which we can then use the two function product rule on. In any calculus textbook the introduction to this rule is a formal deduction using the definition of the derivative. Sam's function $$\text{mold}(t) = t^{2} e^{t + 2}$$ involves a product of two functions of $$t$$. For problems 1 – 6 use the Product Rule or the Quotient Rule to find the derivative of the given function. For example, let’s take a look at the three function product rule. You can easily find that on other websites. I don't want to do that again here. If the exponential terms have … Product rule is a derivative rule that allows us to take the derivative of a function which is itself the product of two other functions. The Product Rule enables you to integrate the product of two functions. Explanation: . Deriving these products of more than two functions is actually pretty simple. Step 1: Reorganize the terms so the terms are together: Step 2: Multiply : Step 3: Use the Product Rule of Exponents to combine and , and then and : Product Rule Definition. There's a differentiation law that allows us to calculate the derivatives of products of functions. How to expand the product rule from two to three functions. The power of a product rule tells us that we can simplify a power of a power by multiplying the exponents and keeping the same base. In this lesson, learn more about this rule and look at some examples. We use the power of a product rule when there are more than one variables being multiplied together and raised to a power. The Product Rule. The product rule is useful for differentiating the product of functions. When multiplying variables with exponents, we must remember the Product Rule of Exponents: .