Calculus Examples

Find dy/dx square root of 5x+y=4+x^2y^2
Step 1
Use to rewrite as .
Step 2
Differentiate both sides of the equation.
Step 3
Differentiate the left side of the equation.
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Step 3.1
Differentiate using the chain rule, which states that is where and .
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Step 3.1.1
To apply the Chain Rule, set as .
Step 3.1.2
Differentiate using the Power Rule which states that is where .
Step 3.1.3
Replace all occurrences of with .
Step 3.2
To write as a fraction with a common denominator, multiply by .
Step 3.3
Combine and .
Step 3.4
Combine the numerators over the common denominator.
Step 3.5
Simplify the numerator.
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Step 3.5.1
Multiply by .
Step 3.5.2
Subtract from .
Step 3.6
Combine fractions.
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Step 3.6.1
Move the negative in front of the fraction.
Step 3.6.2
Combine and .
Step 3.6.3
Move to the denominator using the negative exponent rule .
Step 3.7
By the Sum Rule, the derivative of with respect to is .
Step 3.8
Since is constant with respect to , the derivative of with respect to is .
Step 3.9
Differentiate using the Power Rule which states that is where .
Step 3.10
Multiply by .
Step 3.11
Rewrite as .
Step 3.12
Simplify.
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Step 3.12.1
Reorder the factors of .
Step 3.12.2
Multiply by .
Step 4
Differentiate the right side of the equation.
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Step 4.1
Differentiate.
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Step 4.1.1
By the Sum Rule, the derivative of with respect to is .
Step 4.1.2
Since is constant with respect to , the derivative of with respect to is .
Step 4.2
Evaluate .
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Step 4.2.1
Differentiate using the Product Rule which states that is where and .
Step 4.2.2
Differentiate using the chain rule, which states that is where and .
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Step 4.2.2.1
To apply the Chain Rule, set as .
Step 4.2.2.2
Differentiate using the Power Rule which states that is where .
Step 4.2.2.3
Replace all occurrences of with .
Step 4.2.3
Rewrite as .
Step 4.2.4
Differentiate using the Power Rule which states that is where .
Step 4.2.5
Move to the left of .
Step 4.2.6
Move to the left of .
Step 4.3
Add and .
Step 5
Reform the equation by setting the left side equal to the right side.
Step 6
Solve for .
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Step 6.1
Multiply both sides by .
Step 6.2
Simplify.
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Step 6.2.1
Simplify the left side.
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Step 6.2.1.1
Simplify .
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Step 6.2.1.1.1
Rewrite using the commutative property of multiplication.
Step 6.2.1.1.2
Cancel the common factor of .
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Step 6.2.1.1.2.1
Cancel the common factor.
Step 6.2.1.1.2.2
Rewrite the expression.
Step 6.2.1.1.3
Cancel the common factor of .
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Step 6.2.1.1.3.1
Cancel the common factor.
Step 6.2.1.1.3.2
Rewrite the expression.
Step 6.2.1.1.4
Reorder and .
Step 6.2.2
Simplify the right side.
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Step 6.2.2.1
Simplify .
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Step 6.2.2.1.1
Apply the distributive property.
Step 6.2.2.1.2
Simplify the expression.
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Step 6.2.2.1.2.1
Multiply by .
Step 6.2.2.1.2.2
Multiply by .
Step 6.2.2.1.2.3
Move .
Step 6.2.2.1.2.4
Move .
Step 6.2.2.1.2.5
Move .
Step 6.3
Solve for .
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Step 6.3.1
Subtract from both sides of the equation.
Step 6.3.2
Subtract from both sides of the equation.
Step 6.3.3
Factor out of .
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Step 6.3.3.1
Factor out of .
Step 6.3.3.2
Factor out of .
Step 6.3.3.3
Factor out of .
Step 6.3.4
Divide each term in by and simplify.
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Step 6.3.4.1
Divide each term in by .
Step 6.3.4.2
Simplify the left side.
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Step 6.3.4.2.1
Cancel the common factor.
Step 6.3.4.2.2
Divide by .
Step 6.3.4.3
Simplify the right side.
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Step 6.3.4.3.1
Combine the numerators over the common denominator.
Step 7
Replace with .