A. 0
B. 2.3
C. 9.0
D. 5.9
E. 20.0
Let x and y be consecutive integers. Suppose m be the number of solutions of x3 − y3 = 3k2 and n be the number of solutions of x3 − y3 = 2t2,where k, t are integers. Then m + n equals:
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If 5x + 9 > 3x + 19, what is the range of values x can take?
The g.c.d. of x3 + x2 – x – 1 and x2 – 1 is
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Which of the following is true?
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Which family has the lowest average savings?
If a sum of money at certain rate of interest doubles in 5 years and at a different rate of interest becomes 3 times in 12 years, the better rate of interest is