Solve the equation for ? if 
. Give your answer in degrees.
?
?
A. 0°
B. 30°, 150°
C. 90°, 180°
D. 0°, 180°
E. 240°, 300°
Answer: D
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Find the focus and directrix of the parabola.y2 - 32x = 0
A. (8, 0); y = -8 B. (0, 8); y = -8 C. (8, 0); x = 8 D. (8, 0); x = -8
Graph the function, then find the extreme values of the function on the interval and indicate where they occur.y = 
- 
on the interval -? < x < ?
A. Absolute maximum is 11
on the interval [8, ?);
Absolute minimum is -11
on the interval (-?,4]
B. Absolute maximum is 12
on the interval [9, ?);
Absolute minimum is -12
on the interval (-?,3]
C. Absolute maximum is 12
on the interval [8, ?);
Absolute minimum is -12
on the interval (-?, 4]
D. Absolute maximum is 13
on the interval [8, ?);
Absolute minimum is -13
on the interval (-?,4]
Subtract in the indicated base.
A. 24 B. 94 C. 34 D. 104
Find the dot product v ? w.v = -i + j,
w = i + j
A. 1 B. -1 C. 0 D. -2