Find the foci of the hyperbola.
- 
= 1
A. (10, 0) and (-10, 0)
B. (0, 10) and (0, -10)
C. (0, 5) and (0, -5)
D. (5, 0) and (-5, 0)
Answer: A
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List the critical values of the related function. Then solve the inequality.
> 
A. 13 - 
, - 
, 5, 13 + 
; (-?, 13 - 
) ? 
? (13 + 
, ?)
B. 13 - 
, - 
, 5, 13 + 
; 
? (5, 13 + 
)
C. - 
, 5; 
D. 13 - 
, 13 + 
; (13 - 
, 13 + 
)
Solve the problem.Jill is 16 kilometers away from Joe. Both begin to walk toward each other at the same time. Jill walks at 2.5 km/hr. They meet in 4 hours. How fast is Joe walking?
A. 6.5 km/hr B. 1.5 km/hr C. 2 km/hr D. 6 km/hr
Convert the angle in degrees to radians. Express the answer as multiple of ?.-30°
A. - 
B. - 
C. - 
D. - 
Use the properties of exponents to simplify the expression so that only positive exponents remain.
?
?
A. 
B. 
C. 
D. 
E. 