Calculus Examples

Find dy/dx (xy+1)^3=x-y^2+8
Step 1
Differentiate both sides of the equation.
Step 2
Differentiate the left side of the equation.
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Step 2.1
Differentiate using the chain rule, which states that is where and .
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Step 2.1.1
To apply the Chain Rule, set as .
Step 2.1.2
Differentiate using the Power Rule which states that is where .
Step 2.1.3
Replace all occurrences of with .
Step 2.2
By the Sum Rule, the derivative of with respect to is .
Step 2.3
Differentiate using the Product Rule which states that is where and .
Step 2.4
Rewrite as .
Step 2.5
Differentiate using the Power Rule which states that is where .
Step 2.6
Multiply by .
Step 2.7
Since is constant with respect to , the derivative of with respect to is .
Step 2.8
Add and .
Step 3
Differentiate the right side of the equation.
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Step 3.1
Differentiate.
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Step 3.1.1
By the Sum Rule, the derivative of with respect to is .
Step 3.1.2
Differentiate using the Power Rule which states that is where .
Step 3.2
Evaluate .
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Step 3.2.1
Since is constant with respect to , the derivative of with respect to is .
Step 3.2.2
Differentiate using the chain rule, which states that is where and .
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Step 3.2.2.1
To apply the Chain Rule, set as .
Step 3.2.2.2
Differentiate using the Power Rule which states that is where .
Step 3.2.2.3
Replace all occurrences of with .
Step 3.2.3
Rewrite as .
Step 3.2.4
Multiply by .
Step 3.3
Since is constant with respect to , the derivative of with respect to is .
Step 3.4
Simplify.
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Step 3.4.1
Add and .
Step 3.4.2
Reorder terms.
Step 4
Reform the equation by setting the left side equal to the right side.
Step 5
Solve for .
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Step 5.1
Simplify .
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Step 5.1.1
Rewrite.
Step 5.1.2
Simplify by adding zeros.
Step 5.1.3
Apply the distributive property.
Step 5.1.4
Reorder factors in .
Step 5.2
Move all terms containing to the left side of the equation.
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Step 5.2.1
Add to both sides of the equation.
Step 5.2.2
Simplify each term.
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Step 5.2.2.1
Rewrite as .
Step 5.2.2.2
Expand using the FOIL Method.
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Step 5.2.2.2.1
Apply the distributive property.
Step 5.2.2.2.2
Apply the distributive property.
Step 5.2.2.2.3
Apply the distributive property.
Step 5.2.2.3
Simplify and combine like terms.
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Step 5.2.2.3.1
Simplify each term.
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Step 5.2.2.3.1.1
Multiply by by adding the exponents.
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Step 5.2.2.3.1.1.1
Move .
Step 5.2.2.3.1.1.2
Multiply by .
Step 5.2.2.3.1.2
Multiply by by adding the exponents.
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Step 5.2.2.3.1.2.1
Move .
Step 5.2.2.3.1.2.2
Multiply by .
Step 5.2.2.3.1.3
Multiply by .
Step 5.2.2.3.1.4
Multiply by .
Step 5.2.2.3.1.5
Multiply by .
Step 5.2.2.3.2
Add and .
Step 5.2.2.4
Apply the distributive property.
Step 5.2.2.5
Simplify.
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Step 5.2.2.5.1
Multiply by by adding the exponents.
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Step 5.2.2.5.1.1
Move .
Step 5.2.2.5.1.2
Multiply by .
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Step 5.2.2.5.1.2.1
Raise to the power of .
Step 5.2.2.5.1.2.2
Use the power rule to combine exponents.
Step 5.2.2.5.1.3
Add and .
Step 5.2.2.5.2
Multiply by by adding the exponents.
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Step 5.2.2.5.2.1
Move .
Step 5.2.2.5.2.2
Multiply by .
Step 5.2.2.5.3
Multiply by .
Step 5.2.2.6
Multiply by .
Step 5.2.2.7
Rewrite as .
Step 5.2.2.8
Expand using the FOIL Method.
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Step 5.2.2.8.1
Apply the distributive property.
Step 5.2.2.8.2
Apply the distributive property.
Step 5.2.2.8.3
Apply the distributive property.
Step 5.2.2.9
Simplify and combine like terms.
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Step 5.2.2.9.1
Simplify each term.
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Step 5.2.2.9.1.1
Multiply by by adding the exponents.
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Step 5.2.2.9.1.1.1
Move .
Step 5.2.2.9.1.1.2
Multiply by .
Step 5.2.2.9.1.2
Multiply by by adding the exponents.
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Step 5.2.2.9.1.2.1
Move .
Step 5.2.2.9.1.2.2
Multiply by .
Step 5.2.2.9.1.3
Multiply by .
Step 5.2.2.9.1.4
Multiply by .
Step 5.2.2.9.1.5
Multiply by .
Step 5.2.2.9.2
Add and .
Step 5.2.2.10
Apply the distributive property.
Step 5.2.2.11
Simplify.
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Step 5.2.2.11.1
Multiply by by adding the exponents.
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Step 5.2.2.11.1.1
Move .
Step 5.2.2.11.1.2
Multiply by .
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Step 5.2.2.11.1.2.1
Raise to the power of .
Step 5.2.2.11.1.2.2
Use the power rule to combine exponents.
Step 5.2.2.11.1.3
Add and .
Step 5.2.2.11.2
Multiply by by adding the exponents.
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Step 5.2.2.11.2.1
Move .
Step 5.2.2.11.2.2
Multiply by .
Step 5.2.2.11.3
Multiply by .
Step 5.2.2.12
Simplify each term.
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Step 5.2.2.12.1
Rewrite using the commutative property of multiplication.
Step 5.2.2.12.2
Multiply by .
Step 5.3
Move all terms not containing to the right side of the equation.
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Step 5.3.1
Subtract from both sides of the equation.
Step 5.3.2
Subtract from both sides of the equation.
Step 5.3.3
Subtract from both sides of the equation.
Step 5.4
Factor out of .
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Step 5.4.1
Factor out of .
Step 5.4.2
Factor out of .
Step 5.4.3
Factor out of .
Step 5.4.4
Factor out of .
Step 5.4.5
Factor out of .
Step 5.4.6
Factor out of .
Step 5.4.7
Factor out of .
Step 5.5
Divide each term in by and simplify.
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Step 5.5.1
Divide each term in by .
Step 5.5.2
Simplify the left side.
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Step 5.5.2.1
Cancel the common factor of .
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Step 5.5.2.1.1
Cancel the common factor.
Step 5.5.2.1.2
Divide by .
Step 5.5.3
Simplify the right side.
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Step 5.5.3.1
Simplify each term.
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Step 5.5.3.1.1
Move the negative in front of the fraction.
Step 5.5.3.1.2
Move the negative in front of the fraction.
Step 5.5.3.1.3
Move the negative in front of the fraction.
Step 5.5.3.2
Combine into one fraction.
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Step 5.5.3.2.1
Combine the numerators over the common denominator.
Step 5.5.3.2.2
Combine the numerators over the common denominator.
Step 5.5.3.2.3
Combine the numerators over the common denominator.
Step 6
Replace with .