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Calculus Examples
Step 1
Set the denominator in equal to to find where the expression is undefined.
Step 2
Step 2.1
Subtract from both sides of the equation.
Step 2.2
Divide each term in by and simplify.
Step 2.2.1
Divide each term in by .
Step 2.2.2
Simplify the left side.
Step 2.2.2.1
Dividing two negative values results in a positive value.
Step 2.2.2.2
Divide by .
Step 2.2.3
Simplify the right side.
Step 2.2.3.1
Divide by .
Step 2.3
Take the natural logarithm of both sides of the equation to remove the variable from the exponent.
Step 2.4
Expand the left side.
Step 2.4.1
Expand by moving outside the logarithm.
Step 2.4.2
The natural logarithm of is .
Step 2.4.3
Multiply by .
Step 2.5
Simplify the right side.
Step 2.5.1
The natural logarithm of is .
Step 2.6
Subtract from both sides of the equation.
Step 2.7
Divide each term in by and simplify.
Step 2.7.1
Divide each term in by .
Step 2.7.2
Simplify the left side.
Step 2.7.2.1
Dividing two negative values results in a positive value.
Step 2.7.2.2
Divide by .
Step 2.7.3
Simplify the right side.
Step 2.7.3.1
Divide by .
Step 2.8
Take the specified root of both sides of the equation to eliminate the exponent on the left side.
Step 2.9
Any root of is .
Step 2.10
The complete solution is the result of both the positive and negative portions of the solution.
Step 2.10.1
First, use the positive value of the to find the first solution.
Step 2.10.2
Next, use the negative value of the to find the second solution.
Step 2.10.3
The complete solution is the result of both the positive and negative portions of the solution.
Step 3
The domain is all values of that make the expression defined.
Interval Notation:
Set-Builder Notation:
Step 4