Calculus Examples

Find the Area Between the Curves y=x^(5/4) , y=3x^(1/4)
,
Step 1
Solve by substitution to find the intersection between the curves.
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Step 1.1
Eliminate the equal sides of each equation and combine.
Step 1.2
Solve for .
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Step 1.2.1
Eliminate the fractional exponents by multiplying both exponents by the LCD.
Step 1.2.2
Multiply the exponents in .
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Step 1.2.2.1
Apply the power rule and multiply exponents, .
Step 1.2.2.2
Cancel the common factor of .
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Step 1.2.2.2.1
Cancel the common factor.
Step 1.2.2.2.2
Rewrite the expression.
Step 1.2.3
Simplify .
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Step 1.2.3.1
Apply the product rule to .
Step 1.2.3.2
Raise to the power of .
Step 1.2.3.3
Multiply the exponents in .
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Step 1.2.3.3.1
Apply the power rule and multiply exponents, .
Step 1.2.3.3.2
Cancel the common factor of .
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Step 1.2.3.3.2.1
Cancel the common factor.
Step 1.2.3.3.2.2
Rewrite the expression.
Step 1.2.3.4
Simplify.
Step 1.2.4
Subtract from both sides of the equation.
Step 1.2.5
Factor the left side of the equation.
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Step 1.2.5.1
Factor out of .
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Step 1.2.5.1.1
Factor out of .
Step 1.2.5.1.2
Factor out of .
Step 1.2.5.1.3
Factor out of .
Step 1.2.5.2
Rewrite as .
Step 1.2.5.3
Rewrite as .
Step 1.2.5.4
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 1.2.5.5
Factor.
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Step 1.2.5.5.1
Simplify.
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Step 1.2.5.5.1.1
Rewrite as .
Step 1.2.5.5.1.2
Factor.
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Step 1.2.5.5.1.2.1
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 1.2.5.5.1.2.2
Remove unnecessary parentheses.
Step 1.2.5.5.2
Remove unnecessary parentheses.
Step 1.2.6
If any individual factor on the left side of the equation is equal to , the entire expression will be equal to .
Step 1.2.7
Set equal to .
Step 1.2.8
Set equal to and solve for .
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Step 1.2.8.1
Set equal to .
Step 1.2.8.2
Solve for .
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Step 1.2.8.2.1
Subtract from both sides of the equation.
Step 1.2.8.2.2
Take the specified root of both sides of the equation to eliminate the exponent on the left side.
Step 1.2.8.2.3
Simplify .
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Step 1.2.8.2.3.1
Rewrite as .
Step 1.2.8.2.3.2
Rewrite as .
Step 1.2.8.2.3.3
Rewrite as .
Step 1.2.8.2.3.4
Rewrite as .
Step 1.2.8.2.3.5
Pull terms out from under the radical, assuming positive real numbers.
Step 1.2.8.2.3.6
Move to the left of .
Step 1.2.8.2.4
The complete solution is the result of both the positive and negative portions of the solution.
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Step 1.2.8.2.4.1
First, use the positive value of the to find the first solution.
Step 1.2.8.2.4.2
Next, use the negative value of the to find the second solution.
Step 1.2.8.2.4.3
The complete solution is the result of both the positive and negative portions of the solution.
Step 1.2.9
Set equal to and solve for .
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Step 1.2.9.1
Set equal to .
Step 1.2.9.2
Subtract from both sides of the equation.
Step 1.2.10
Set equal to and solve for .
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Step 1.2.10.1
Set equal to .
Step 1.2.10.2
Add to both sides of the equation.
Step 1.2.11
The final solution is all the values that make true.
Step 1.3
Evaluate when .
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Step 1.3.1
Substitute for .
Step 1.3.2
Substitute for in and solve for .
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Step 1.3.2.1
Remove parentheses.
Step 1.3.2.2
Simplify .
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Step 1.3.2.2.1
Simplify the expression.
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Step 1.3.2.2.1.1
Rewrite as .
Step 1.3.2.2.1.2
Apply the power rule and multiply exponents, .
Step 1.3.2.2.2
Cancel the common factor of .
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Step 1.3.2.2.2.1
Cancel the common factor.
Step 1.3.2.2.2.2
Rewrite the expression.
Step 1.3.2.2.3
Evaluate the exponent.
Step 1.3.2.2.4
Multiply by .
Step 1.4
Evaluate when .
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Step 1.4.1
Substitute for .
Step 1.4.2
Simplify .
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Step 1.4.2.1
Apply the product rule to .
Step 1.4.2.2
Multiply by by adding the exponents.
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Step 1.4.2.2.1
Move .
Step 1.4.2.2.2
Multiply by .
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Step 1.4.2.2.2.1
Raise to the power of .
Step 1.4.2.2.2.2
Use the power rule to combine exponents.
Step 1.4.2.2.3
Write as a fraction with a common denominator.
Step 1.4.2.2.4
Combine the numerators over the common denominator.
Step 1.4.2.2.5
Add and .
Step 1.5
Evaluate when .
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Step 1.5.1
Substitute for .
Step 1.5.2
Apply the product rule to .
Step 1.6
Substitute for .
Step 1.7
Evaluate when .
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Step 1.7.1
Substitute for .
Step 1.7.2
Substitute for in and solve for .
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Step 1.7.2.1
Remove parentheses.
Step 1.7.2.2
Multiply by by adding the exponents.
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Step 1.7.2.2.1
Multiply by .
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Step 1.7.2.2.1.1
Raise to the power of .
Step 1.7.2.2.1.2
Use the power rule to combine exponents.
Step 1.7.2.2.2
Write as a fraction with a common denominator.
Step 1.7.2.2.3
Combine the numerators over the common denominator.
Step 1.7.2.2.4
Add and .
Step 1.8
List all of the solutions.
Step 2
The area between the given curves is unbounded.
Unbounded area
Step 3