Calculus Examples

Find the Derivative - d/dx y=(300x+300)/((2x+3)^2)
Step 1
Differentiate using the Quotient Rule which states that is where and .
Step 2
Differentiate.
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Step 2.1
Multiply the exponents in .
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Step 2.1.1
Apply the power rule and multiply exponents, .
Step 2.1.2
Multiply by .
Step 2.2
By the Sum Rule, the derivative of with respect to is .
Step 2.3
Since is constant with respect to , the derivative of with respect to is .
Step 2.4
Differentiate using the Power Rule which states that is where .
Step 2.5
Multiply by .
Step 2.6
Since is constant with respect to , the derivative of with respect to is .
Step 2.7
Simplify the expression.
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Step 2.7.1
Add and .
Step 2.7.2
Move to the left of .
Step 3
Differentiate using the chain rule, which states that is where and .
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Step 3.1
To apply the Chain Rule, set as .
Step 3.2
Differentiate using the Power Rule which states that is where .
Step 3.3
Replace all occurrences of with .
Step 4
Differentiate.
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Step 4.1
Multiply by .
Step 4.2
By the Sum Rule, the derivative of with respect to is .
Step 4.3
Since is constant with respect to , the derivative of with respect to is .
Step 4.4
Differentiate using the Power Rule which states that is where .
Step 4.5
Multiply by .
Step 4.6
Since is constant with respect to , the derivative of with respect to is .
Step 4.7
Simplify the expression.
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Step 4.7.1
Add and .
Step 4.7.2
Move to the left of .
Step 4.7.3
Multiply by .
Step 5
Simplify.
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Step 5.1
Apply the distributive property.
Step 5.2
Simplify the numerator.
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Step 5.2.1
Simplify each term.
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Step 5.2.1.1
Rewrite as .
Step 5.2.1.2
Expand using the FOIL Method.
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Step 5.2.1.2.1
Apply the distributive property.
Step 5.2.1.2.2
Apply the distributive property.
Step 5.2.1.2.3
Apply the distributive property.
Step 5.2.1.3
Simplify and combine like terms.
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Step 5.2.1.3.1
Simplify each term.
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Step 5.2.1.3.1.1
Rewrite using the commutative property of multiplication.
Step 5.2.1.3.1.2
Multiply by by adding the exponents.
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Step 5.2.1.3.1.2.1
Move .
Step 5.2.1.3.1.2.2
Multiply by .
Step 5.2.1.3.1.3
Multiply by .
Step 5.2.1.3.1.4
Multiply by .
Step 5.2.1.3.1.5
Multiply by .
Step 5.2.1.3.1.6
Multiply by .
Step 5.2.1.3.2
Add and .
Step 5.2.1.4
Apply the distributive property.
Step 5.2.1.5
Simplify.
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Step 5.2.1.5.1
Multiply by .
Step 5.2.1.5.2
Multiply by .
Step 5.2.1.5.3
Multiply by .
Step 5.2.1.6
Simplify each term.
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Step 5.2.1.6.1
Multiply by .
Step 5.2.1.6.2
Multiply by .
Step 5.2.1.7
Expand using the FOIL Method.
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Step 5.2.1.7.1
Apply the distributive property.
Step 5.2.1.7.2
Apply the distributive property.
Step 5.2.1.7.3
Apply the distributive property.
Step 5.2.1.8
Simplify and combine like terms.
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Step 5.2.1.8.1
Simplify each term.
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Step 5.2.1.8.1.1
Rewrite using the commutative property of multiplication.
Step 5.2.1.8.1.2
Multiply by by adding the exponents.
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Step 5.2.1.8.1.2.1
Move .
Step 5.2.1.8.1.2.2
Multiply by .
Step 5.2.1.8.1.3
Multiply by .
Step 5.2.1.8.1.4
Multiply by .
Step 5.2.1.8.1.5
Multiply by .
Step 5.2.1.8.1.6
Multiply by .
Step 5.2.1.8.2
Subtract from .
Step 5.2.2
Subtract from .
Step 5.2.3
Subtract from .
Step 5.2.4
Subtract from .
Step 5.3
Simplify the numerator.
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Step 5.3.1
Factor out of .
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Step 5.3.1.1
Factor out of .
Step 5.3.1.2
Factor out of .
Step 5.3.1.3
Factor out of .
Step 5.3.1.4
Factor out of .
Step 5.3.1.5
Factor out of .
Step 5.3.2
Factor by grouping.
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Step 5.3.2.1
For a polynomial of the form , rewrite the middle term as a sum of two terms whose product is and whose sum is .
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Step 5.3.2.1.1
Factor out of .
Step 5.3.2.1.2
Rewrite as plus
Step 5.3.2.1.3
Apply the distributive property.
Step 5.3.2.2
Factor out the greatest common factor from each group.
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Step 5.3.2.2.1
Group the first two terms and the last two terms.
Step 5.3.2.2.2
Factor out the greatest common factor (GCF) from each group.
Step 5.3.2.3
Factor the polynomial by factoring out the greatest common factor, .
Step 5.4
Cancel the common factor of and .
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Step 5.4.1
Factor out of .
Step 5.4.2
Cancel the common factors.
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Step 5.4.2.1
Factor out of .
Step 5.4.2.2
Cancel the common factor.
Step 5.4.2.3
Rewrite the expression.
Step 5.5
Factor out of .
Step 5.6
Rewrite as .
Step 5.7
Factor out of .
Step 5.8
Rewrite as .
Step 5.9
Move the negative in front of the fraction.