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Calculus Examples
Step 1
Rewrite the differential equation.
Step 2
Step 2.1
Divide each term in by and simplify.
Step 2.1.1
Divide each term in by .
Step 2.1.2
Simplify the left side.
Step 2.1.2.1
Cancel the common factor of .
Step 2.1.2.1.1
Cancel the common factor.
Step 2.1.2.1.2
Rewrite the expression.
Step 2.1.2.2
Cancel the common factor of .
Step 2.1.2.2.1
Cancel the common factor.
Step 2.1.2.2.2
Rewrite the expression.
Step 2.1.2.3
Cancel the common factor of .
Step 2.1.2.3.1
Cancel the common factor.
Step 2.1.2.3.2
Divide by .
Step 2.1.3
Simplify the right side.
Step 2.1.3.1
Simplify each term.
Step 2.1.3.1.1
Cancel the common factor of and .
Step 2.1.3.1.1.1
Factor out of .
Step 2.1.3.1.1.2
Cancel the common factors.
Step 2.1.3.1.1.2.1
Factor out of .
Step 2.1.3.1.1.2.2
Cancel the common factor.
Step 2.1.3.1.1.2.3
Rewrite the expression.
Step 2.1.3.1.2
Move the negative in front of the fraction.
Step 2.2
Factor.
Step 2.2.1
To write as a fraction with a common denominator, multiply by .
Step 2.2.2
Multiply by .
Step 2.2.3
Combine the numerators over the common denominator.
Step 2.2.4
Simplify the numerator.
Step 2.2.4.1
Rewrite as .
Step 2.2.4.2
Rewrite as .
Step 2.2.4.3
Since both terms are perfect squares, factor using the difference of squares formula, where and .
Step 2.3
Regroup factors.
Step 2.4
Multiply both sides by .
Step 2.5
Simplify.
Step 2.5.1
Multiply by .
Step 2.5.2
Cancel the common factor of .
Step 2.5.2.1
Factor out of .
Step 2.5.2.2
Cancel the common factor.
Step 2.5.2.3
Rewrite the expression.
Step 2.5.3
Cancel the common factor of .
Step 2.5.3.1
Cancel the common factor.
Step 2.5.3.2
Rewrite the expression.
Step 2.6
Rewrite the equation.
Step 3
Step 3.1
Set up an integral on each side.
Step 3.2
Integrate the left side.
Step 3.2.1
Since is constant with respect to , move out of the integral.
Step 3.2.2
Let . Then , so . Rewrite using and .
Step 3.2.2.1
Let . Find .
Step 3.2.2.1.1
Differentiate .
Step 3.2.2.1.2
Differentiate using the Product Rule which states that is where and .
Step 3.2.2.1.3
Differentiate.
Step 3.2.2.1.3.1
By the Sum Rule, the derivative of with respect to is .
Step 3.2.2.1.3.2
Since is constant with respect to , the derivative of with respect to is .
Step 3.2.2.1.3.3
Add and .
Step 3.2.2.1.3.4
Since is constant with respect to , the derivative of with respect to is .
Step 3.2.2.1.3.5
Differentiate using the Power Rule which states that is where .
Step 3.2.2.1.3.6
Simplify the expression.
Step 3.2.2.1.3.6.1
Multiply by .
Step 3.2.2.1.3.6.2
Move to the left of .
Step 3.2.2.1.3.6.3
Rewrite as .
Step 3.2.2.1.3.7
By the Sum Rule, the derivative of with respect to is .
Step 3.2.2.1.3.8
Since is constant with respect to , the derivative of with respect to is .
Step 3.2.2.1.3.9
Add and .
Step 3.2.2.1.3.10
Differentiate using the Power Rule which states that is where .
Step 3.2.2.1.3.11
Multiply by .
Step 3.2.2.1.4
Simplify.
Step 3.2.2.1.4.1
Apply the distributive property.
Step 3.2.2.1.4.2
Combine terms.
Step 3.2.2.1.4.2.1
Multiply by .
Step 3.2.2.1.4.2.2
Add and .
Step 3.2.2.1.4.2.3
Add and .
Step 3.2.2.1.4.2.4
Subtract from .
Step 3.2.2.2
Rewrite the problem using and .
Step 3.2.3
Simplify.
Step 3.2.3.1
Move the negative in front of the fraction.
Step 3.2.3.2
Multiply by .
Step 3.2.3.3
Move to the left of .
Step 3.2.4
Since is constant with respect to , move out of the integral.
Step 3.2.5
Multiply by .
Step 3.2.6
Since is constant with respect to , move out of the integral.
Step 3.2.7
Simplify.
Step 3.2.7.1
Combine and .
Step 3.2.7.2
Cancel the common factor of and .
Step 3.2.7.2.1
Factor out of .
Step 3.2.7.2.2
Cancel the common factors.
Step 3.2.7.2.2.1
Factor out of .
Step 3.2.7.2.2.2
Cancel the common factor.
Step 3.2.7.2.2.3
Rewrite the expression.
Step 3.2.7.2.2.4
Divide by .
Step 3.2.8
The integral of with respect to is .
Step 3.2.9
Simplify.
Step 3.2.10
Replace all occurrences of with .
Step 3.3
The integral of with respect to is .
Step 3.4
Group the constant of integration on the right side as .
Step 4
Step 4.1
Move all the terms containing a logarithm to the left side of the equation.
Step 4.2
Simplify each term.
Step 4.2.1
Expand using the FOIL Method.
Step 4.2.1.1
Apply the distributive property.
Step 4.2.1.2
Apply the distributive property.
Step 4.2.1.3
Apply the distributive property.
Step 4.2.2
Simplify and combine like terms.
Step 4.2.2.1
Simplify each term.
Step 4.2.2.1.1
Multiply by .
Step 4.2.2.1.2
Multiply by .
Step 4.2.2.1.3
Multiply by .
Step 4.2.2.1.4
Rewrite using the commutative property of multiplication.
Step 4.2.2.1.5
Multiply by by adding the exponents.
Step 4.2.2.1.5.1
Move .
Step 4.2.2.1.5.2
Multiply by .
Step 4.2.2.2
Add and .
Step 4.2.2.3
Add and .
Step 4.3
Simplify the left side.
Step 4.3.1
Simplify by moving inside the logarithm.
Step 4.4
Add to both sides of the equation.
Step 4.5
Divide each term in by and simplify.
Step 4.5.1
Divide each term in by .
Step 4.5.2
Simplify the left side.
Step 4.5.2.1
Dividing two negative values results in a positive value.
Step 4.5.2.2
Divide by .
Step 4.5.3
Simplify the right side.
Step 4.5.3.1
Simplify each term.
Step 4.5.3.1.1
Move the negative one from the denominator of .
Step 4.5.3.1.2
Rewrite as .
Step 4.5.3.1.3
Move the negative one from the denominator of .
Step 4.5.3.1.4
Rewrite as .
Step 4.6
Move all the terms containing a logarithm to the left side of the equation.
Step 4.7
Use the product property of logarithms, .
Step 4.8
To solve for , rewrite the equation using properties of logarithms.
Step 4.9
Rewrite in exponential form using the definition of a logarithm. If and are positive real numbers and , then is equivalent to .
Step 4.10
Solve for .
Step 4.10.1
Rewrite the equation as .
Step 4.10.2
Divide each term in by and simplify.
Step 4.10.2.1
Divide each term in by .
Step 4.10.2.2
Simplify the left side.
Step 4.10.2.2.1
Cancel the common factor of .
Step 4.10.2.2.1.1
Cancel the common factor.
Step 4.10.2.2.1.2
Divide by .
Step 4.10.3
Take the specified root of both sides of the equation to eliminate the exponent on the left side.
Step 4.10.4
Simplify .
Step 4.10.4.1
Rewrite as .
Step 4.10.4.2
Multiply by .
Step 4.10.4.3
Combine and simplify the denominator.
Step 4.10.4.3.1
Multiply by .
Step 4.10.4.3.2
Raise to the power of .
Step 4.10.4.3.3
Use the power rule to combine exponents.
Step 4.10.4.3.4
Add and .
Step 4.10.4.3.5
Rewrite as .
Step 4.10.4.3.5.1
Use to rewrite as .
Step 4.10.4.3.5.2
Apply the power rule and multiply exponents, .
Step 4.10.4.3.5.3
Combine and .
Step 4.10.4.3.5.4
Cancel the common factor of .
Step 4.10.4.3.5.4.1
Cancel the common factor.
Step 4.10.4.3.5.4.2
Rewrite the expression.
Step 4.10.4.3.5.5
Simplify.
Step 4.10.4.4
Rewrite as .
Step 4.10.4.5
Combine using the product rule for radicals.
Step 4.10.4.6
Reorder factors in .
Step 4.10.5
Remove the absolute value term. This creates a on the right side of the equation because .
Step 4.10.6
Remove the absolute value in because exponentiations with even powers are always positive.
Step 4.10.7
Subtract from both sides of the equation.
Step 4.10.8
Divide each term in by and simplify.
Step 4.10.8.1
Divide each term in by .
Step 4.10.8.2
Simplify the left side.
Step 4.10.8.2.1
Dividing two negative values results in a positive value.
Step 4.10.8.2.2
Divide by .
Step 4.10.8.3
Simplify the right side.
Step 4.10.8.3.1
Simplify each term.
Step 4.10.8.3.1.1
Move the negative one from the denominator of .
Step 4.10.8.3.1.2
Rewrite as .
Step 4.10.8.3.1.3
Divide by .
Step 4.10.9
Take the specified root of both sides of the equation to eliminate the exponent on the left side.
Step 5
Simplify the constant of integration.