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Finite Math Examples
Step 1
Step 1.1
Subtract from both sides of the equation.
Step 1.2
Subtract from both sides of the equation.
Step 2
Step 2.1
Divide each term in by .
Step 2.2
Simplify the left side.
Step 2.2.1
Cancel the common factor of .
Step 2.2.1.1
Cancel the common factor.
Step 2.2.1.2
Divide by .
Step 2.3
Simplify the right side.
Step 2.3.1
Simplify each term.
Step 2.3.1.1
Dividing two negative values results in a positive value.
Step 2.3.1.2
Dividing two negative values results in a positive value.
Step 3
Take the specified root of both sides of the equation to eliminate the exponent on the left side.
Step 4
Step 4.1
Combine the numerators over the common denominator.
Step 4.2
Factor out of .
Step 4.2.1
Factor out of .
Step 4.2.2
Factor out of .
Step 4.2.3
Factor out of .
Step 4.3
Rewrite as .
Step 4.4
Multiply by .
Step 4.5
Combine and simplify the denominator.
Step 4.5.1
Multiply by .
Step 4.5.2
Raise to the power of .
Step 4.5.3
Raise to the power of .
Step 4.5.4
Use the power rule to combine exponents.
Step 4.5.5
Add and .
Step 4.5.6
Rewrite as .
Step 4.5.6.1
Use to rewrite as .
Step 4.5.6.2
Apply the power rule and multiply exponents, .
Step 4.5.6.3
Combine and .
Step 4.5.6.4
Cancel the common factor of .
Step 4.5.6.4.1
Cancel the common factor.
Step 4.5.6.4.2
Rewrite the expression.
Step 4.5.6.5
Evaluate the exponent.
Step 4.6
Simplify the numerator.
Step 4.6.1
Combine using the product rule for radicals.
Step 4.6.2
Multiply by .
Step 5
Step 5.1
First, use the positive value of the to find the first solution.
Step 5.2
Next, use the negative value of the to find the second solution.
Step 5.3
The complete solution is the result of both the positive and negative portions of the solution.
Step 6
Set the radicand in greater than or equal to to find where the expression is defined.
Step 7
Step 7.1
Divide each term in by and simplify.
Step 7.1.1
Divide each term in by .
Step 7.1.2
Simplify the left side.
Step 7.1.2.1
Cancel the common factor of .
Step 7.1.2.1.1
Cancel the common factor.
Step 7.1.2.1.2
Divide by .
Step 7.1.3
Simplify the right side.
Step 7.1.3.1
Divide by .
Step 7.2
Subtract from both sides of the inequality.
Step 7.3
Divide each term in by and simplify.
Step 7.3.1
Divide each term in by .
Step 7.3.2
Simplify the left side.
Step 7.3.2.1
Cancel the common factor of .
Step 7.3.2.1.1
Cancel the common factor.
Step 7.3.2.1.2
Divide by .
Step 7.3.3
Simplify the right side.
Step 7.3.3.1
Move the negative in front of the fraction.
Step 8
The domain is all values of that make the expression defined.
Interval Notation:
Set-Builder Notation:
Step 9