?Which of the following is the best estimate of the product: 12
× 9
.
?
A. ?12×9
B. ?131
C. ?127
D. ?140
E. ?117
Answer: C
Mathematics
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Factor completely. If the polynomial cannot be factored, say it is prime.12y2 + 54y - 30
A. 6(2y + 1)(y - 5) B. (12y - 6)(y + 5) C. 6(2y - 1)(y + 5) D. prime
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A. 2 unit(s) B. 4 units C. 8 units D. 80 units
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