Factor the square of the binomial.x2 + 14xy + 49y2
A. (x + 7y)2
B. (x + 14y)(x - 14y)
C. (x - 7y)2
D. (x + 7y)(x - 7y)
Answer: A
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Find an equation for the ellipse described.Focus at (0, -2); vertices at (0, ±8)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Solve. Use the fact that the radius of the Earth is 3960 miles and 1 mile = 5280 feet.A guard tower at a state prison stands 114 feet tall. How far can a guard see from the top of the tower? Round to the nearest tenth of a mile.
A. 957 mi B. 18.5 mi C. 5600.3 mi D. 13.1 mi
Solve the problem.Suppose Janet could save $3 at the end of January, $6 at the end of February, $12 at the end of March, and so on. What amount would she have saved by the end of one year? Round to the nearest cent.
A. $4095.00 B. $189.00 C. $6142.50 D. $12,285.00
Find two lines that are parallel.
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 figure 2.png)