Example33 - they will then total the coefficient of the...

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Example 3 Factor  x 2  – 3  x  – 10.  First check to see whether you can monomial factor (factor out common terms). Because this is not  possible, use double parentheses and factor the first term as follows: (  x   ) (  x   ). Next, factor the last  term, 10, into 2 times 5 (5 must take the negative sign and 2 must take the positive sign because 
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Unformatted text preview: they will then total the coefficient of the middle term, which is 3) and add the proper signs, leaving ( x 5)( x + 2) Multiply means (inner terms) and extremes (outer terms) to check. To completely check, multiply the factors together....
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