Find an equation for the ellipse described.Center at (0, 0); focus at (0, 6); vertex at (0, 7)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: A
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In the bar graphs below, a projection of population by age groups and gender for two different countries is given as a percent of the country's population at the time. Provide an appropriate response.Population Pyramids for Countries A and B: 2006 and 2050
What is the 2050 projection for the 0-4 age group for Country B?
A. About 5.7% B. About 10.3% C. About 5.5% D. About 16.8%
Find the volume of the specified solid. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.A sphere with radius 4 ft
A. 67.0 ft3 B. 267.9 ft3 C. 150.7 ft3 D. 2143.6 ft3
Factor the trinomial.n2 + 2n - 15
A. (n + 5)(n - 3) B. (n - 15)(n + 1) C. (n - 5)(n + 3) D. (n - 5)(n - 3)
The given angle is in standard position. Determine the quadrant in which the angle lies.-39°
A. Quadrant II B. Quadrant IV C. Quadrant III D. Quadrant I