Calculus Examples

Find the Derivative - d/dx f(x)=x^(3/5)(4-x)
Step 1
Differentiate using the Product Rule which states that is where and .
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
Differentiate using the Power Rule which states that is where .
Step 2.6
Simplify the expression.
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Step 2.6.1
Multiply by .
Step 2.6.2
Move to the left of .
Step 2.6.3
Rewrite as .
Step 2.7
Differentiate using the Power Rule which states that is where .
Step 3
To write as a fraction with a common denominator, multiply by .
Step 4
Combine and .
Step 5
Combine the numerators over the common denominator.
Step 6
Simplify the numerator.
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Step 6.1
Multiply by .
Step 6.2
Subtract from .
Step 7
Move the negative in front of the fraction.
Step 8
Combine and .
Step 9
Move to the denominator using the negative exponent rule .
Step 10
Simplify.
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Step 10.1
Apply the distributive property.
Step 10.2
Combine terms.
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Step 10.2.1
Combine and .
Step 10.2.2
Multiply by .
Step 10.2.3
Combine and .
Step 10.2.4
Move to the numerator using the negative exponent rule .
Step 10.2.5
Multiply by by adding the exponents.
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Step 10.2.5.1
Move .
Step 10.2.5.2
Multiply by .
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Step 10.2.5.2.1
Raise to the power of .
Step 10.2.5.2.2
Use the power rule to combine exponents.
Step 10.2.5.3
Write as a fraction with a common denominator.
Step 10.2.5.4
Combine the numerators over the common denominator.
Step 10.2.5.5
Add and .
Step 10.2.6
To write as a fraction with a common denominator, multiply by .
Step 10.2.7
Combine and .
Step 10.2.8
Combine the numerators over the common denominator.
Step 10.2.9
Multiply by .
Step 10.2.10
Subtract from .
Step 10.2.11
Move the negative in front of the fraction.
Step 10.3
Reorder terms.