Solve the problem.If a group of 284 people is to be split into equal-sized subgroups of at least two people and no more than 30 people, what are the possible group sizes?
A. 2 and 4
B. 2, 3, and 4
C. 2 and 28
D. 3 and 4
Answer: A
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Find the standard-form equation of the ellipse centered at the origin and satisfying the given conditions.An ellipse with vertices (±8, 0) and foci at (±3, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Solve the problem.Joel and Carina are buying a house with an area of 1700 square feet. They want to recarpet the entire house. How many square meters of carpet will they need to buy?
A. 11 m2 B. 1530 m2 C. 15 m2 D. 153 m2
Find the equation for the tangent to the curve at the given point.f(x) = 5x2 + x; (-4, 76)
A. y = 39x + 80 B. y = 39x + 232 C. y = 13x - 16 D. y = -39x - 80
Solve the problem.Suppose that a radio transmission pattern can be modeled by 
for 
where the units are miles. Determine the predominant direction(s) of transmission and the distance(s) of transmission in such direction(s). Assume that the positive 
points east.
A. Northeast and southwest; 80 miles B. Northeast; 80 miles C. Northeast and southwest; 6400 miles D. North and south; 80 miles