Write in terms of i.
A. i
B. -50i
C. 50i
D. ±50
Answer: C
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Write the fraction as a decimal. If necessary, use repeating decimal notation.
A. 1.5 B. 1.25 C. 1 D. 0.8
Solve the inequality. Graph the solution set and write it in interval notation.-2 - (3x + 1) ? 5(x - 5) + 3x
A. 
B. 
C. [2, ?) 
D. (-?, 2]
Suppose that Pr(E) = 0.3, Pr(F) = 0.5, and Pr(E ? F) = 0.2.Calculate Pr(E ? F').
Fill in the blank(s) with the appropriate word(s).
Find the center, foci, and vertices of the ellipse.
+ 
= 1
A. center at (0, 0)
foci at (0, 8) and (2, 0)
vertices at (0, 64), (4, 0)
B. center at (0, 0)
foci at (- 2
, 0) and (2
, 0)
vertices at (-8, 0), (8, 0)
C. center at (0, 0)
foci at (0, -8) and (0, 8)
vertices at (0, -64), (0, 64)
D. center at (0, 0)
foci at (0, - 2
) and (0, 2
)
vertices at (0, -8), (0, 8)