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OpenStudy (anonymous):
Factor: x2 – 9 A. (x – 3)(x – 3) B. (x + 3)(x + 3) C. (x + 3)(x – 3) D. (x + 3)
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OpenStudy (anonymous):
C. because a negative * a positive= a negative number, for instance, 2*-3= -6. However, -2*-3= 6.
OpenStudy (anonymous):
Thank you.
OpenStudy (anonymous):
You are very welcome.
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