Find the LCM.r2 + 12r + 36 and r2 + 6r
A. (r + 6)2
B. r(r + 6)
C. r(r + 1)(r + 6)
D. r(r + 6)2
Answer: D
Mathematics
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Solve the problem.A rose garden has 21 bushes in one row, 17 bushes in the next row, then 13, and so on. If there are 66 bushes in the garden, how many rows are planted?
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Solve the problem.A machine produces open boxes using square sheets of plastic. The machine cuts equal-sized squares measuring 3 inches on a side from each corner of the sheet, and then shapes the plastic into an open box by turning up the sides. If each box must have a volume of 675 cubic inches, find the length of one side of the open box.
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Mathematics
Find the sum.
A. 264 B. 5140 C. 2728 D. Does not exist
Mathematics