Unformatted text preview: different opinions as to what that means, there is common agreement that factors (other than 1 and ± 1 ) that are common to both the numerator and the denominator of a fraction must be canceled (i.e., divided out ). WARNING 1 : Some instructors object to the term “canceling,” because students often abuse the idea by inappropriately and carelessly deleting matching expressions. Remember to rely on mathematical rules, not merely wishful thinking! Canceling Rule for Fractions As we simplify a fraction, we can “cancel”: a nonzero factor of the entire numerator with an equivalent factor of the entire denominator. • That is, we can divide the entire numerator and the entire denominator by equivalent nonzero factors ....
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 Spring '09
 Factoring, Division, Algebraic Expressions, Fraction, entire numerator

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