Calculus Examples

Find the Derivative Using Quotient Rule - d/dx y=(x^2+4x+3)/( square root of x)
Step 1
Differentiate using the Quotient 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
Differentiate using the Power Rule which states that is where .
Step 3
Evaluate .
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Step 3.1
Since is constant with respect to , the derivative of with respect to is .
Step 3.2
Differentiate using the Power Rule which states that is where .
Step 3.3
Multiply by .
Step 4
Differentiate.
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Step 4.1
Since is constant with respect to , the derivative of with respect to is .
Step 4.2
Simplify the expression.
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Step 4.2.1
Add and .
Step 4.2.2
Use to rewrite as .
Step 4.3
Differentiate using the Power Rule which states that is where .
Step 5
To write as a fraction with a common denominator, multiply by .
Step 6
Combine and .
Step 7
Combine the numerators over the common denominator.
Step 8
Simplify the numerator.
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Step 8.1
Multiply by .
Step 8.2
Subtract from .
Step 9
Move the negative in front of the fraction.
Step 10
Simplify.
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Step 10.1
Rewrite the expression using the negative exponent rule .
Step 10.2
Multiply by .
Step 11
Simplify.
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Step 11.1
Apply the distributive property.
Step 11.2
Apply the distributive property.
Step 11.3
Apply the distributive property.
Step 11.4
Simplify each term.
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Step 11.4.1
Rewrite using the commutative property of multiplication.
Step 11.4.2
Move to the left of .
Step 11.4.3
Cancel the common factor of .
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Step 11.4.3.1
Factor out of .
Step 11.4.3.2
Factor out of .
Step 11.4.3.3
Cancel the common factor.
Step 11.4.3.4
Rewrite the expression.
Step 11.4.4
Combine and .
Step 11.4.5
Multiply by .
Step 11.4.6
Cancel the common factor of .
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Step 11.4.6.1
Factor out of .
Step 11.4.6.2
Factor out of .
Step 11.4.6.3
Cancel the common factor.
Step 11.4.6.4
Rewrite the expression.
Step 11.4.7
Combine and .
Step 11.4.8
Combine and .
Step 11.4.9
Move to the numerator using the negative exponent rule .
Step 11.4.10
Multiply by by adding the exponents.
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Step 11.4.10.1
Move .
Step 11.4.10.2
Multiply by .
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Step 11.4.10.2.1
Raise to the power of .
Step 11.4.10.2.2
Use the power rule to combine exponents.
Step 11.4.10.3
Write as a fraction with a common denominator.
Step 11.4.10.4
Combine the numerators over the common denominator.
Step 11.4.10.5
Add and .
Step 11.4.11
Move to the left of .
Step 11.4.12
Multiply by .
Step 11.4.13
Combine and .
Step 11.4.14
Move the negative in front of the fraction.
Step 11.5
Combine terms.
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Step 11.5.1
Use to rewrite as .
Step 11.5.2
Raise to the power of .
Step 11.5.3
Use the power rule to combine exponents.
Step 11.5.4
Write as a fraction with a common denominator.
Step 11.5.5
Combine the numerators over the common denominator.
Step 11.5.6
Add and .
Step 11.5.7
To write as a fraction with a common denominator, multiply by .
Step 11.5.8
Combine and .
Step 11.5.9
Combine the numerators over the common denominator.
Step 11.5.10
Multiply by .
Step 11.5.11
Subtract from .
Step 11.5.12
Rewrite as .
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Step 11.5.12.1
Use to rewrite as .
Step 11.5.12.2
Apply the power rule and multiply exponents, .
Step 11.5.12.3
Combine and .
Step 11.5.12.4
Cancel the common factor of .
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Step 11.5.12.4.1
Cancel the common factor.
Step 11.5.12.4.2
Rewrite the expression.
Step 11.5.12.5
Simplify.
Step 11.5.13
Multiply by .
Step 11.5.14
Combine.
Step 11.5.15
Apply the distributive property.
Step 11.5.16
Cancel the common factor of .
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Step 11.5.16.1
Cancel the common factor.
Step 11.5.16.2
Rewrite the expression.
Step 11.5.17
Multiply by .
Step 11.5.18
Multiply by .
Step 11.5.19
Multiply by .
Step 11.5.20
Combine and .
Step 11.5.21
Multiply by .
Step 11.5.22
Factor out of .
Step 11.5.23
Cancel the common factors.
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Step 11.5.23.1
Factor out of .
Step 11.5.23.2
Cancel the common factor.
Step 11.5.23.3
Rewrite the expression.
Step 11.5.24
Move the negative in front of the fraction.
Step 11.6
Reorder terms.
Step 11.7
Simplify the numerator.
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Step 11.7.1
To write as a fraction with a common denominator, multiply by .
Step 11.7.2
Combine the numerators over the common denominator.
Step 11.7.3
Simplify the numerator.
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Step 11.7.3.1
Factor out of .
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Step 11.7.3.1.1
Factor out of .
Step 11.7.3.1.2
Factor out of .
Step 11.7.3.1.3
Factor out of .
Step 11.7.3.2
Multiply by by adding the exponents.
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Step 11.7.3.2.1
Use the power rule to combine exponents.
Step 11.7.3.2.2
Combine the numerators over the common denominator.
Step 11.7.3.2.3
Add and .
Step 11.7.3.2.4
Divide by .
Step 11.7.3.3
Rewrite as .
Step 11.7.3.4
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 11.7.4
To write as a fraction with a common denominator, multiply by .
Step 11.7.5
Combine and .
Step 11.7.6
Combine the numerators over the common denominator.
Step 11.7.7
Simplify the numerator.
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Step 11.7.7.1
Multiply by by adding the exponents.
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Step 11.7.7.1.1
Move .
Step 11.7.7.1.2
Use the power rule to combine exponents.
Step 11.7.7.1.3
Combine the numerators over the common denominator.
Step 11.7.7.1.4
Add and .
Step 11.7.7.1.5
Divide by .
Step 11.7.7.2
Simplify .
Step 11.7.7.3
Apply the distributive property.
Step 11.7.7.4
Multiply by .
Step 11.7.7.5
Expand using the FOIL Method.
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Step 11.7.7.5.1
Apply the distributive property.
Step 11.7.7.5.2
Apply the distributive property.
Step 11.7.7.5.3
Apply the distributive property.
Step 11.7.7.6
Simplify and combine like terms.
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Step 11.7.7.6.1
Simplify each term.
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Step 11.7.7.6.1.1
Multiply by by adding the exponents.
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Step 11.7.7.6.1.1.1
Move .
Step 11.7.7.6.1.1.2
Multiply by .
Step 11.7.7.6.1.2
Multiply by .
Step 11.7.7.6.1.3
Multiply by .
Step 11.7.7.6.2
Add and .
Step 11.7.7.6.3
Add and .
Step 11.7.7.7
Reorder terms.
Step 11.7.8
To write as a fraction with a common denominator, multiply by .
Step 11.7.9
Combine the numerators over the common denominator.
Step 11.7.10
Simplify the numerator.
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Step 11.7.10.1
Multiply .
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Step 11.7.10.1.1
Use to rewrite as .
Step 11.7.10.1.2
Use the power rule to combine exponents.
Step 11.7.10.1.3
Combine the numerators over the common denominator.
Step 11.7.10.1.4
Add and .
Step 11.7.10.1.5
Cancel the common factor of .
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Step 11.7.10.1.5.1
Cancel the common factor.
Step 11.7.10.1.5.2
Rewrite the expression.
Step 11.7.10.2
Simplify.
Step 11.7.10.3
Add and .
Step 11.8
Multiply the numerator by the reciprocal of the denominator.
Step 11.9
Multiply .
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Step 11.9.1
Multiply by .
Step 11.9.2
Multiply by by adding the exponents.
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Step 11.9.2.1
Move .
Step 11.9.2.2
Multiply by .
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Step 11.9.2.2.1
Raise to the power of .
Step 11.9.2.2.2
Use the power rule to combine exponents.
Step 11.9.2.3
Write as a fraction with a common denominator.
Step 11.9.2.4
Combine the numerators over the common denominator.
Step 11.9.2.5
Add and .
Step 11.10
Move to the left of .