Find all real numbers ? in [0, 2?] satisfying the condition. cos ? = 1
A. ? = -?
B. ? = ?
C. ? = 0
D. ? = 
Answer: C
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Tell whether the statement is true or false. If false, give the reason.{6} = {x|x is an even counting number between 8 and 14}
A. True B. False; 6 is less than 8 C. False; 6 is a set, and not an element of the set. D. False; 6 is less than 14
Solve the rational inequality. Write the solution set using interval notation; then graph the solution set on a number line.
? 0
A. [3, 4)
B. (-?, -7] ? [3, 4)
C. [-7, 3] ? (4, ?)
D. (-?, -7) ? (3, 4)
Solve the system of equations by graphing.
?
?
?
A. (-2, 1) B. (-1, 1) C. (0, 2) D. (1, -1) E. (3, 5)
Consider the apportionment problem. North:14,500South:14,000East:17,100West:18,400Use Adam's assuming there must be 26 representatives.
A. N S E W6 6 7 7? B. N S E W6 7 7 6? C. N S E W5 6 8 7? D. N S E W7 5 8 6? E. N S E W5 7 8 6?