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Calculus Examples
Step 1
Differentiate both sides of the equation.
Step 2
Step 2.1
By the Sum Rule, the derivative of with respect to is .
Step 2.2
Evaluate .
Step 2.2.1
Since is constant with respect to , the derivative of with respect to is .
Step 2.2.2
Differentiate using the Power Rule which states that is where .
Step 2.2.3
To write as a fraction with a common denominator, multiply by .
Step 2.2.4
Combine and .
Step 2.2.5
Combine the numerators over the common denominator.
Step 2.2.6
Simplify the numerator.
Step 2.2.6.1
Multiply by .
Step 2.2.6.2
Subtract from .
Step 2.2.7
Move the negative in front of the fraction.
Step 2.2.8
Combine and .
Step 2.2.9
Move to the denominator using the negative exponent rule .
Step 2.3
Evaluate .
Step 2.3.1
Differentiate using the chain rule, which states that is where and .
Step 2.3.1.1
To apply the Chain Rule, set as .
Step 2.3.1.2
Differentiate using the Power Rule which states that is where .
Step 2.3.1.3
Replace all occurrences of with .
Step 2.3.2
Rewrite as .
Step 2.3.3
To write as a fraction with a common denominator, multiply by .
Step 2.3.4
Combine and .
Step 2.3.5
Combine the numerators over the common denominator.
Step 2.3.6
Simplify the numerator.
Step 2.3.6.1
Multiply by .
Step 2.3.6.2
Subtract from .
Step 2.3.7
Move the negative in front of the fraction.
Step 2.3.8
Combine and .
Step 2.3.9
Combine and .
Step 2.3.10
Move to the denominator using the negative exponent rule .
Step 2.4
Reorder terms.
Step 3
Since is constant with respect to , the derivative of with respect to is .
Step 4
Reform the equation by setting the left side equal to the right side.
Step 5
Step 5.1
Add to both sides of the equation.
Step 5.2
Multiply both sides by .
Step 5.3
Simplify.
Step 5.3.1
Simplify the left side.
Step 5.3.1.1
Simplify .
Step 5.3.1.1.1
Rewrite using the commutative property of multiplication.
Step 5.3.1.1.2
Cancel the common factor of .
Step 5.3.1.1.2.1
Cancel the common factor.
Step 5.3.1.1.2.2
Rewrite the expression.
Step 5.3.1.1.3
Cancel the common factor of .
Step 5.3.1.1.3.1
Cancel the common factor.
Step 5.3.1.1.3.2
Rewrite the expression.
Step 5.3.2
Simplify the right side.
Step 5.3.2.1
Simplify .
Step 5.3.2.1.1
Rewrite using the commutative property of multiplication.
Step 5.3.2.1.2
Cancel the common factor of .
Step 5.3.2.1.2.1
Cancel the common factor.
Step 5.3.2.1.2.2
Rewrite the expression.
Step 5.3.2.1.3
Combine and .
Step 5.4
Divide each term in by and simplify.
Step 5.4.1
Divide each term in by .
Step 5.4.2
Simplify the left side.
Step 5.4.2.1
Cancel the common factor of .
Step 5.4.2.1.1
Cancel the common factor.
Step 5.4.2.1.2
Divide by .
Step 5.4.3
Simplify the right side.
Step 5.4.3.1
Multiply the numerator by the reciprocal of the denominator.
Step 5.4.3.2
Combine.
Step 5.4.3.3
Cancel the common factor.
Step 5.4.3.4
Rewrite the expression.
Step 5.4.3.5
Multiply by .
Step 6
Replace with .