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OpenStudy (anonymous):
Factor the expression. 21x2 + 55x + 14 a. (3x + 7)(7x – 2) b. (3x + 7)(7x + 2) c. (3x – 7)(7x + 2) d. (3x – 7)(7x – 2)
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OpenStudy (anonymous):
Its b.
OpenStudy (johnweldon1993):
what numbers multiply to 14...and add to 55?
OpenStudy (anonymous):
thanks
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