Factor out the greatest common factor.80x9y9 - 128x3y4 - 128x7y2
A. 16x3(5x6y9 - 8y4 - 8x4y2)
B. 16(5x9y9 - 8x3y4 - 8x7y2)
C. 16x3y2(5x6y7 - 8y2 - 8x4)
D. No common factor (except 1)
Answer: C
Mathematics
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A. -33.7 B. -49 C. -46 D. -24
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A. n = 
B. n = 
C. n = 
D. n = 
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Divide.
A. - 
+ 
i
B. - 
+ 
i
C. 
+ 
i
D. 
- 
i
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