Calculus Examples

Find the Derivative - d/dx (2x-1)/(x^2)
Step 1
Differentiate using the Quotient Rule which states that is where and .
Step 2
Differentiate.
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Step 2.1
Multiply the exponents in .
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Step 2.1.1
Apply the power rule and multiply exponents, .
Step 2.1.2
Multiply by .
Step 2.2
By the Sum Rule, the derivative of with respect to is .
Step 2.3
Since is constant with respect to , the derivative of with respect to is .
Step 2.4
Differentiate using the Power Rule which states that is where .
Step 2.5
Multiply by .
Step 2.6
Since is constant with respect to , the derivative of with respect to is .
Step 2.7
Simplify the expression.
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Step 2.7.1
Add and .
Step 2.7.2
Move to the left of .
Step 2.8
Differentiate using the Power Rule which states that is where .
Step 2.9
Multiply by .
Step 3
Simplify.
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Step 3.1
Apply the distributive property.
Step 3.2
Apply the distributive property.
Step 3.3
Simplify the numerator.
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Step 3.3.1
Simplify each term.
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Step 3.3.1.1
Multiply by by adding the exponents.
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Step 3.3.1.1.1
Move .
Step 3.3.1.1.2
Multiply by .
Step 3.3.1.2
Multiply by .
Step 3.3.1.3
Multiply by .
Step 3.3.2
Subtract from .
Step 3.4
Factor out of .
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Step 3.4.1
Factor out of .
Step 3.4.2
Factor out of .
Step 3.4.3
Factor out of .
Step 3.5
Cancel the common factor of and .
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Step 3.5.1
Factor out of .
Step 3.5.2
Cancel the common factors.
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Step 3.5.2.1
Factor out of .
Step 3.5.2.2
Cancel the common factor.
Step 3.5.2.3
Rewrite the expression.
Step 3.6
Factor out of .
Step 3.7
Rewrite as .
Step 3.8
Factor out of .
Step 3.9
Rewrite as .
Step 3.10
Move the negative in front of the fraction.