Simplify.
A. 
B. 3x
C. 3
D. 
Answer: D
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Solve the problem.A survey of 125 college students was done to find out what elective courses they were taking. Let A = the set of those taking art, B = the set of those taking basketweaving, and C = the set of those taking canoeing. The study revealed the following information.n(A) = 45 n(A ? B) = 12n(B) = 55 n(A ? C) = 15n(C) = 40 n(B ? C) = 23n(A ? B ? C) = 2How many students were not taking any of these electives?
A. 43 B. 35 C. 33 D. 10
Determine the sum or difference in the given clock arithmetic.2 + (4 - 4) (clock 7)
A. 2 B. 3 C. 5 D. 4
Determine whether the relation represents a function. If it is a function, state the domain and range.{(9.22, 10.92), (9.222, -10.9), (
, 0), (0.43, -9)}
A. function
domain: {10.92, -10.9, 0, -9}
range: {9.22, 9.222, 
, 0.43}
B. function
domain: {9.22, 9.222, 
, 0.43}
range: {10.92, -10.9, 0, -9}
C. not a function
Solve the equation.
= 5 - 2x
A. 
B. 
C. 
D. {5}