Simplify the expression.(-4)-2
A. -16
B. 
C. 16
D. - 
Answer: B
Mathematics
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Convert between English and Metric System of Units.
6 lb = 
oz
A. 
B. 96
C. 84
D. 60
Mathematics
Find the foci of the ellipse whose equation is given.9(x - 2)2 + 16(y + 2)2 = 144
A. foci at (- 
, -2) and (
, -2)
B. foci at (2 + 
, -2) and (2 - 
, -2)
C. foci at (-2 + 
, 2) and (-2 - 
, 2)
D. foci at (2 + 
, 2) and (2 - 
, 2)
Mathematics
Find the foci of the given hyperbola.y2 - x2 - 12y + 10x - 25 = 0
A. (5 + 6
, 6), (5 - 6
, 6)
B. (5, 6 + 6
), (5, 6 - 6
)
C. (0, 6
), (0,- 6
)
D. (5, 6 + 
), (5, 6 - 
)
Mathematics
State the domain of the rational function.f(x) = 
A. (-?, ?) B. (-?, -5) ? (-5, ?) C. (-?, 5) ? (5, ?) D. (-?, - 3) ? (- 3, 3) ? (3, ?)
Mathematics