Calculus Examples

Find the Derivative - d/dx y=(x^2+1)(x+5+1/x)
Step 1
Differentiate using the Product Rule which states that is where and .
Step 2
Differentiate.
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Step 2.1
By the Sum Rule, the derivative of with respect to is .
Step 2.2
Differentiate using the Power Rule which states that is where .
Step 2.3
Since is constant with respect to , the derivative of with respect to is .
Step 2.4
Simplify the expression.
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Step 2.4.1
Add and .
Step 2.4.2
Rewrite as .
Step 2.5
Differentiate using the Power Rule which states that is where .
Step 2.6
By the Sum Rule, the derivative of with respect to is .
Step 2.7
Differentiate using the Power Rule which states that is where .
Step 2.8
Since is constant with respect to , the derivative of with respect to is .
Step 2.9
Simplify the expression.
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Step 2.9.1
Add and .
Step 2.9.2
Move to the left of .
Step 3
Simplify.
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Step 3.1
Rewrite the expression using the negative exponent rule .
Step 3.2
Apply the distributive property.
Step 3.3
Apply the distributive property.
Step 3.4
Combine terms.
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Step 3.4.1
Raise to the power of .
Step 3.4.2
Raise to the power of .
Step 3.4.3
Use the power rule to combine exponents.
Step 3.4.4
Add and .
Step 3.4.5
Multiply by .
Step 3.4.6
Combine and .
Step 3.4.7
Combine and .
Step 3.4.8
Cancel the common factor of .
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Step 3.4.8.1
Cancel the common factor.
Step 3.4.8.2
Divide by .
Step 3.5
Reorder terms.
Step 3.6
Simplify each term.
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Step 3.6.1
Expand using the FOIL Method.
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Step 3.6.1.1
Apply the distributive property.
Step 3.6.1.2
Apply the distributive property.
Step 3.6.1.3
Apply the distributive property.
Step 3.6.2
Simplify and combine like terms.
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Step 3.6.2.1
Simplify each term.
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Step 3.6.2.1.1
Multiply by .
Step 3.6.2.1.2
Multiply by .
Step 3.6.2.1.3
Cancel the common factor of .
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Step 3.6.2.1.3.1
Move the leading negative in into the numerator.
Step 3.6.2.1.3.2
Cancel the common factor.
Step 3.6.2.1.3.3
Rewrite the expression.
Step 3.6.2.1.4
Multiply by .
Step 3.6.2.2
Subtract from .
Step 3.6.2.3
Add and .
Step 3.7
Add and .