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OpenStudy (anonymous):
Determine which polynomial is a difference of two squares. A. b2 − 14 B. b2 + 14 C. b2 − 49 D. b2 + 49
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OpenStudy (anonymous):
C
OpenStudy (anonymous):
^
Directrix (directrix):
C. b2 − 49 because (b)^2 - (7)^2 --> difference of squares
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