Evaluate.
A. -9
B. 9
C. 3
D. -3
Answer: D
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State the domain and range of the given function.f(x) = x2 - 3
A. Domain: (-?, ?) Range: [-3, ?) B. Domain: [-3, ?) Range: (-?, ?) C. Domain: (-?, ?) Range: [3, ?) D. Domain: (-?, ?) Range: (-?, ?)
Solve.x - y + z = -4x + y + z = 0x + y - z = -2
A. (-3, 2, 1) B. (1, -3, 2) C. (1, 2, -3) D. (-3, 1, 2)
A fair coin is thrown. Let A be the event "at most four heads appear" and B be the event "exactly two heads appear."Find Pr(A|B).
Fill in the blank(s) with the appropriate word(s).
Solve.10,500 college students were asked to name their favorite sport. Of this group, 
said basketball, 
said soccer, 
said baseball, 
said they had no favorite sport, and the remainder said volleyball. How many named each sport? 
A. Basketball: 3,500 Soccer: 2,100 Baseball: 1,800 Volleyball: 2,575 None: 525 B. Basketball: 3,500 Soccer: 2,100 Baseball: 1,750 Volleyball: 2,635 None: 515 C. Basketball: 3,500 Soccer: 2,100 Baseball: 1,750 Volleyball: 2,625 None: 525 D. Basketball: 3,500 Soccer: 2,050 Baseball: 1,750 Volleyball: 2,675 None: 525