Factor by grouping.2a3 + 4a2 + 9a + 18
A. (2a2 + 9)(a + 2)
B. (2a2 + 2)(a + 9)
C. (2a2 + 1)(9a + 2)
D. (2a + 9)(a2 + 2)
Answer: A
Mathematics
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, x > 8
A. ln 
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The simple interest note was discounted at 15%. Find the discount period in days and the proceeds.Loan made: Oct 13Face value: $52,000Length of loan: 100 daysRate: 11%Date of discount: Jan 4
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