Find the exact value of the expression.sin-1 
A. 
B. 
C. 
D. 
Answer: D
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Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(1, 4) and (13, 19)
A. 
B. 
C. 
D. 
Transform the polar equation to an equation in rectangular coordinates. Then identify and graph the equation.r = 6 sin ?
A. 
(x - 3)2 + y2 = 9; circle, radius 3,
center at (3, 0) in rectangular coordinates
B. 
x2 + (y + 3)2 = 9; circle, radius 3,
center at (0, -3) in rectangular coordinates
C. 
x2 + (y - 3)2 = 9; circle, radius 3,
center at (0, 3) in rectangular coordinates
D. 
(x + 3)2 + y2 = 9; circle, radius 3,
center at (-3, 0) in rectangular coordinates
Solve the problem.
of the employees of one company say that they have job satisfaction.
A. 7.8% B. 780% C. 0.78% D. 78%
Add or subtract as indicated. If terms are not like radicals and cannot be combined, so state. Assume all variables represent nonnegative real numbers.5
+ 4
- 4
- 
A. 123
- 92
B. 21
- 4
C. 121
- 84
D. 23
- 12