Find the root if it is a real number.
A. 264
B. Not a real number
C. -23
D. 23
Answer: B
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Perform the following operation.
?
Add 
and 
?
A. 
B. 
C. 
D. 
E. 
Find the expected value.Bob and Fred play the following game. Bob rolls a single die. If an even number results, Bob must pay Fred the number of dollars indicated by the number rolled. On the other hand, if an odd number is rolled, Fred must pay Bob the number of dollars indicated by the number rolled. Find Bob's expected winnings.
A. -$0.25 B. $0 C. -$0.50 D. -$0.40
Show that the given shape will tile the plane. There may be more than one correct answer. If the figure does not tile the plane, state this.
What will be an ideal response?
Find all values that make the rational expression undefined. If the rational expression is defined for all real numbers, so state.
A. x = -7
B. x = -49
C. x = 0, x = - 
D. Defined for all real numbers