In 2006, the population of a certain county was 7 million. The population is projected to increase to 9 million by 2020. Find the projected percent increase in the population of the county from 2006 to 2020. Round to the nearest tenth of a percent.
A) 77.8%
B) 22.2%
C) 28.6%
D) 12.9%
E) 7.8%
C) 28.6%
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Plot the ordered pairs on the rectangular coordinate system provided.A(4, 5), B(6, -3)
What will be an ideal response?
Find the product using the FOIL method.(2x + 6y)(5x + 9y)
A. 10x2 + 18xy + 54y2 B. 10x2 + 48xy + 54y2 C. 10x2 + 30xy + 54y2 D. 10x2 + 48xy + 48y2
Solve.The orbit of a planet, in a galaxy far, far away, is an ellipse. If the center of the ellipse is at the origin, an approximate equation for the orbit is 
+ 
= 1, where x and y are measured in millions of miles. Find the largest possible distance across the ellipse. Round the answer to the nearest million miles.
A. 156 million miles B. 110 million miles C. 12,144 million miles D. 78 million miles
Solve the radical equation, and check all proposed solutions.
= 3
A. 
B. {9}
C. ?
D. {3}