Express the function as a trigonometric function of x.sin 3x
A. 3 sin x - 4 sin3x
B. 4 sin x cos3x - 4 sin3x cos x
C. cos3x - 3 sin2x cos x
D. 1 - 8 sin2x cos2x
Answer: A
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Construct a truth table for the statement.(s ? ~q) ? (s ? ~q)
A. 
| T | T | F |
F F F
F T T
B.
| T | T | T |
F T F
F F F
C.
| T | T | F |
F T T
F F T
D.
| T | T | T |
F T F
F F T
Determine the two equations necessary to graph the hyperbola with a graphing calculator.
- 
= 1
A. y = 
and y = - 
B. y = 
and y = - 
C. y = 
and y = - 
D. y = 
and y = - 
Find the slope-intercept form of the equation of a line parallel or perpendicular to the given line and passing through the given point.Parallel to x + y = 14, through(7, 2)
A. y = -x + 9 B. y = -x - 9 C. y = x + 5 D. y = x - 5
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