Decide whether the given inequality is true or false.5 ? 5
A. True
B. False
Answer: A
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Find the focus and the directrix of the parabola.y = x2 + 14x + 50
A. Focus: 
; directrix: y = 1
B. Focus: 
; directrix: y = 
C. Focus: 
; directrix: x = 1
D. Focus: (-7, 2); directrix: y = 0
Solve the problem.If u = 
, v = 
, and w = 
, evaluate u ? v - u ? w.
A. -2 B. 30 C. 7 D. 3
Find the area of the region under the graph of the function
?
?
on the interval 
.
?
A. 
sq units
B. 
sq units
C. 
sq units
D. 
sq units
Find the center, transverse axis, vertices, and foci of the hyperbola.
- 
= 1
A. center at (0, 0)
transverse axis is y-axis
vertices: (0, -5), (0, 5)
foci: (- 
, 0), (
, 0)
B. center at (0, 0)
transverse axis is x-axis
vertices: (-11, 0), (11, 0)
foci: (- 
, 0), (
, 0)
C. center at (0, 0)
transverse axis is y-axis
vertices: (-5, 0), (5, 0)
foci: (-11, 0), (11, 0)
D. center at (0, 0)
transverse axis is y-axis
vertices: (0, -5), (0, 5)
foci: (0, - 
), (0, 
)