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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
Rewrite as .
Step 2.2.2
Differentiate using the chain rule, which states that is where and .
Step 2.2.2.1
To apply the Chain Rule, set as .
Step 2.2.2.2
Differentiate using the Power Rule which states that is where .
Step 2.2.2.3
Replace all occurrences of with .
Step 2.2.3
Differentiate using the Power Rule which states that is where .
Step 2.2.4
Multiply the exponents in .
Step 2.2.4.1
Apply the power rule and multiply exponents, .
Step 2.2.4.2
Multiply by .
Step 2.2.5
Multiply by .
Step 2.2.6
Raise to the power of .
Step 2.2.7
Use the power rule to combine exponents.
Step 2.2.8
Subtract from .
Step 2.3
Evaluate .
Step 2.3.1
Differentiate using the Quotient Rule which states that is where and .
Step 2.3.2
Since is constant with respect to , the derivative of with respect to is .
Step 2.3.3
Differentiate using the chain rule, which states that is where and .
Step 2.3.3.1
To apply the Chain Rule, set as .
Step 2.3.3.2
Differentiate using the Power Rule which states that is where .
Step 2.3.3.3
Replace all occurrences of with .
Step 2.3.4
Rewrite as .
Step 2.3.5
Multiply by .
Step 2.3.6
Multiply by .
Step 2.3.7
Multiply by .
Step 2.3.8
Subtract from .
Step 2.3.9
Multiply the exponents in .
Step 2.3.9.1
Apply the power rule and multiply exponents, .
Step 2.3.9.2
Multiply by .
Step 2.3.10
Cancel the common factor of and .
Step 2.3.10.1
Factor out of .
Step 2.3.10.2
Cancel the common factors.
Step 2.3.10.2.1
Factor out of .
Step 2.3.10.2.2
Cancel the common factor.
Step 2.3.10.2.3
Rewrite the expression.
Step 2.3.11
Move the negative in front of the fraction.
Step 2.4
Simplify.
Step 2.4.1
Rewrite the expression using the negative exponent rule .
Step 2.4.2
Combine terms.
Step 2.4.2.1
Combine and .
Step 2.4.2.2
Move the negative in front of the fraction.
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
Divide each term in by and simplify.
Step 5.2.1
Divide each term in by .
Step 5.2.2
Simplify the left side.
Step 5.2.2.1
Dividing two negative values results in a positive value.
Step 5.2.2.2
Divide by .
Step 5.2.3
Simplify the right side.
Step 5.2.3.1
Move the negative one from the denominator of .
Step 5.2.3.2
Rewrite as .
Step 5.3
Multiply both sides by .
Step 5.4
Simplify.
Step 5.4.1
Simplify the left side.
Step 5.4.1.1
Cancel the common factor of .
Step 5.4.1.1.1
Cancel the common factor.
Step 5.4.1.1.2
Rewrite the expression.
Step 5.4.2
Simplify the right side.
Step 5.4.2.1
Simplify .
Step 5.4.2.1.1
Combine and .
Step 5.4.2.1.2
Move to the left of .
Step 5.5
Divide each term in by and simplify.
Step 5.5.1
Divide each term in by .
Step 5.5.2
Simplify the left side.
Step 5.5.2.1
Cancel the common factor of .
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.
Step 5.5.3.1
Multiply the numerator by the reciprocal of the denominator.
Step 5.5.3.2
Cancel the common factor of .
Step 5.5.3.2.1
Move the leading negative in into the numerator.
Step 5.5.3.2.2
Factor out of .
Step 5.5.3.2.3
Cancel the common factor.
Step 5.5.3.2.4
Rewrite the expression.
Step 5.5.3.3
Move the negative in front of the fraction.
Step 6
Replace with .