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Finite Math Examples
,
Step 1
Step 1.1
Replace the function designators with the actual functions in .
Step 1.2
Simplify.
Step 1.2.1
Expand using the FOIL Method.
Step 1.2.1.1
Apply the distributive property.
Step 1.2.1.2
Apply the distributive property.
Step 1.2.1.3
Apply the distributive property.
Step 1.2.2
Simplify and combine like terms.
Step 1.2.2.1
Simplify each term.
Step 1.2.2.1.1
Multiply by .
Step 1.2.2.1.2
Rewrite using the commutative property of multiplication.
Step 1.2.2.1.3
Multiply by by adding the exponents.
Step 1.2.2.1.3.1
Move .
Step 1.2.2.1.3.2
Multiply by .
Step 1.2.2.1.4
Multiply by .
Step 1.2.2.1.5
Multiply by .
Step 1.2.2.1.6
Multiply by .
Step 1.2.2.2
Subtract from .
Step 2
The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefined.
Interval Notation:
Set-Builder Notation:
Step 3