Calculus Examples

Find the Derivative - d/dx y=(1-x^-1)^-1
Step 1
Differentiate using the chain rule, which states that is where and .
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Step 1.1
To apply the Chain Rule, set as .
Step 1.2
Differentiate using the Power Rule which states that is where .
Step 1.3
Replace all occurrences of with .
Step 2
Differentiate.
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Step 2.1
By the Sum Rule, the derivative of with respect to is .
Step 2.2
Since is constant with respect to , the derivative of with respect to is .
Step 2.3
Add and .
Step 2.4
Since is constant with respect to , the derivative of with respect to is .
Step 2.5
Multiply.
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Step 2.5.1
Multiply by .
Step 2.5.2
Multiply by .
Step 2.6
Differentiate using the Power Rule which states that is where .
Step 3
Simplify.
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Step 3.1
Reorder the factors of .
Step 3.2
Rewrite the expression using the negative exponent rule .
Step 3.3
Rewrite the expression using the negative exponent rule .
Step 3.4
Rewrite the expression using the negative exponent rule .
Step 3.5
Simplify the denominator.
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Step 3.5.1
Write as a fraction with a common denominator.
Step 3.5.2
Combine the numerators over the common denominator.
Step 3.5.3
Apply the product rule to .
Step 3.6
Multiply the numerator by the reciprocal of the denominator.
Step 3.7
Multiply by .
Step 3.8
Cancel the common factor of .
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Step 3.8.1
Move the leading negative in into the numerator.
Step 3.8.2
Cancel the common factor.
Step 3.8.3
Rewrite the expression.