Find the foci and endpoints of each axis for the given ellipse.16x2 + y2 = 16
A. Foci: (± 
, 0); vertices: (± 4, 0);
endpoints of the minor axis: (0, ± 2)
B. Foci: (0 , ± 
); vertices: (0, ± 8);
endpoints of the minor axis: (± 1, 0)
C. Foci: (0, ± 
); vertices: (0, ± 4);
endpoints of the minor axis: (± 1, 0)
D. Foci: (0, ± 4); vertices: (0, ± 19);
endpoints of the minor axis: (± 4, 0)
Answer: C
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Solve the problem.A triangular-shaped room needs to be carpeted. The room has sides measuring 14.3 yards, 
and 
Carpeting costs $22.78 per square yard, padding costs 
per square yard, and there is no charge for installation. Approximate the cost, to the nearest dollar, to carpet the room.
A. $1708 B. $68 C. $2087 D. $388
Solve the equation.log5 x = log5 6
A. {6}
B. {5}
C. {-6}
D. 
Find: a. The center and radius of the circle. b. The x- and y-intercepts of the graph of the circle.x2 + y2 + 6 = 0
A. a. center = (0, 0); radius = 6
b. (-
, 0), (
, 0), (0, 
), (0, -
)
B. a. center = (0, 0); radius = 
b. (
, 0), (0, 
)
C. a. center = (0, 0); radius = 
b. (-
, 0), (
, 0), (0, 
), (0, -
)
D. a. ?
b. ?
Find the greatest common factor, GCF, of the expressions.15(a - b) and 7(a - b)
A. (a - b) B. 7 C. 15 D. 105(a - b)