Graph the system of inequalities.x - 2y ? 2x + y ? 0
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Give the meaning of the underlined digit.3
4,927
A. 0 ? 10,000 = 0 B. 0 ? 100 = 0 C. 0 ? 1000 = 0 D. 0 ? 100,000 = 0
Mathematics
Show that the set has cardinal number ?0 by establishing a one-to-one correspondence between the natural numbers and the given set. Be sure to indicate the general correspondence.{5, 25, 125, 625, ...}
A.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 5, | 25, | 125, | 625, | ..., | n5, | ... |
B.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 5, | 25, | 125, | 625, | ..., | 52n, | ... |
C.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 5, | 25, | 125, | 625, | ..., | 5n, | ... |
D.
| 1, | 2, | 3, | 4, | ..., | n, | ... |
| ? | ? | ? | ? | ? |
| 5, | 25, | 125, | 625, | ..., | 5n, | ... |
Mathematics
Find the perimeter.
A. 44 m B. 36 m C. 90 m D. 46 m
Mathematics
Simplify. Assume that no denominator is zero and 00 is not considered.3n8 ? 4n3
A. 12n24 B. 12n11 C. 7n24 D. 7n11
Mathematics