Calculus Examples

Find the Derivative - d/dx y=(x^3)/3* natural log of x-(x^3)/9
Step 1
By the Sum Rule, the derivative of with respect to is .
Step 2
Evaluate .
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Step 2.1
Combine and .
Step 2.2
Since is constant with respect to , the derivative of with respect to is .
Step 2.3
Differentiate using the Product Rule which states that is where and .
Step 2.4
The derivative of with respect to is .
Step 2.5
Differentiate using the Power Rule which states that is where .
Step 2.6
Combine and .
Step 2.7
Cancel the common factor of and .
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Step 2.7.1
Factor out of .
Step 2.7.2
Cancel the common factors.
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Step 2.7.2.1
Raise to the power of .
Step 2.7.2.2
Factor out of .
Step 2.7.2.3
Cancel the common factor.
Step 2.7.2.4
Rewrite the expression.
Step 2.7.2.5
Divide by .
Step 3
Evaluate .
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Step 3.1
Since is constant with respect to , the derivative of with respect to is .
Step 3.2
Differentiate using the Power Rule which states that is where .
Step 3.3
Multiply by .
Step 3.4
Combine and .
Step 3.5
Combine and .
Step 3.6
Cancel the common factor of and .
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Step 3.6.1
Factor out of .
Step 3.6.2
Cancel the common factors.
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Step 3.6.2.1
Factor out of .
Step 3.6.2.2
Cancel the common factor.
Step 3.6.2.3
Rewrite the expression.
Step 3.7
Move the negative in front of the fraction.
Step 4
Simplify.
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Step 4.1
Apply the distributive property.
Step 4.2
Combine terms.
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Step 4.2.1
Combine and .
Step 4.2.2
Combine and .
Step 4.2.3
Combine and .
Step 4.2.4
Cancel the common factor of .
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Step 4.2.4.1
Cancel the common factor.
Step 4.2.4.2
Divide by .
Step 4.2.5
To write as a fraction with a common denominator, multiply by .
Step 4.2.6
Combine and .
Step 4.2.7
Combine the numerators over the common denominator.
Step 4.2.8
Combine and .
Step 4.2.9
Combine and .
Step 4.2.10
Move to the left of .
Step 4.2.11
Cancel the common factor of .
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Step 4.2.11.1
Cancel the common factor.
Step 4.2.11.2
Divide by .
Step 4.2.12
Subtract from .
Step 4.2.13
Cancel the common factor of and .
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Step 4.2.13.1
Factor out of .
Step 4.2.13.2
Cancel the common factors.
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Step 4.2.13.2.1
Factor out of .
Step 4.2.13.2.2
Cancel the common factor.
Step 4.2.13.2.3
Rewrite the expression.
Step 4.2.13.2.4
Divide by .
Step 4.2.14
Add and .
Step 4.3
Reorder the factors of .