Find the cardinal number for the set.Determine the cardinal number of the set {x | x is a letter of the alphabet}
A. 26
B. 23
C. 30
D. 25
Answer: A
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Find the LCD for the given rational expressions.
, 
A. x(x - 6)(x - 2) B. x(x - 4)2 C. x(x - 4)(x - 2) D. (x - 4)2
Fill in the blank with one of the words or phrases listed below.
Two numbers that are the same distance from 0 but lie on opposite sides of 0 are called 
.
A. opposites B. unlike terms C. like terms D. reciprocals
Determine whether the ordered triple is a solution of the system.(-3, -1, 4)
A. Yes B. No
Write the indicated event in set notation.The event that Helen gets a prize in a competition in which two people are selected from four finalists to receive the first and second prizes. The prize winners will be selected by drawing names from a hat. The names of the four finalists are Jim, George, Helen, and Maggie. [The possible outcomes can be represented as follows.JGJHJMGJGHGMHJHGHMMJMGMHHere, for example, JG represents the outcome that Jim receives the first prize and George receives the second prize. ]
A. 
B. 
C. 
D. 