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12.6 Rational Expressions with Like Denominators
Recall: To add (subtract) fractions with like denominators, add (subtract) the numerators and write the
sum (difference) over
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12.7 Rational Expressions with Unlike Denominators
Recall: To add (subtract) fractions with unlike denominators, you must first find a common
denominator. The common denomina
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12.3 Multiplying Rational Expressions
Multiplying Rational Expressions
* Factor the numerator and denominator, if possible.
* Simplify like terms. (top to bottom, or diagonal
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12.4 Dividing Rational Expressions
Dividing rational expressions uses the same method as dividing numerical fractions find the
reciprocal of the second term and multiply.
How
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12.5 Dividing Polynomials
To divide a polynomial by a monomial, divide each term of the polynomial by the monomial.
Examples: Find each quotient.
1. ( 3r 2 15 r ) 3r
3.
14 a
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Algebra 1 Honors: Factoring Review
Number of Terms
2
3
4
Factoring Method(s)
GCF, Difference of Squares
GCF, Factoring trinomial with or without a leading coefficient
GCF, Fa
Name: _ Date: _ Period: _
Algebra 1 Honors: Factoring Review
Number of Terms
2
3
4
Factoring Method(s)
GCF, Difference of Squares
GCF, Factoring trinomial with or without a leading coefficient
GCF, Fa
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12.2 Rational Expressions
Rational Expression: _
_
Because rational expressions involve division, the denominator may not have a value of zero.
Therefore we must exclude valu