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Finite Math Examples
Step 1
Multiply the numerator by the reciprocal of the denominator.
Step 2
Multiply the numerator by the reciprocal of the denominator.
Step 3
Step 3.1
Multiply by .
Step 3.2
Multiply by .
Step 4
Step 4.1
Apply the distributive property.
Step 4.2
Combine and .
Step 4.3
Combine and .
Step 4.4
Combine the numerators over the common denominator.
Step 5
Step 5.1
Apply the distributive property.
Step 5.2
Rewrite using the commutative property of multiplication.
Step 5.3
Move to the left of .
Step 5.4
Simplify each term.
Step 5.4.1
Multiply by by adding the exponents.
Step 5.4.1.1
Move .
Step 5.4.1.2
Multiply by .
Step 5.4.2
Rewrite as .
Step 5.5
Apply the distributive property.
Step 5.6
Multiply by .
Step 5.7
Multiply by .
Step 6
Add and .
Step 7
Step 7.1
For a polynomial of the form , rewrite the middle term as a sum of two terms whose product is and whose sum is .
Step 7.1.1
Factor out of .
Step 7.1.2
Rewrite as plus
Step 7.1.3
Apply the distributive property.
Step 7.2
Factor out the greatest common factor from each group.
Step 7.2.1
Group the first two terms and the last two terms.
Step 7.2.2
Factor out the greatest common factor (GCF) from each group.
Step 7.3
Factor the polynomial by factoring out the greatest common factor, .