Find an equation of the circle satisfying the given conditions.Center at (8, 0), radius 4
A. x2 + (y + 8)2 = 4
B. (x - 8)2 + y2 = 16
C. x2 + (y - 8)2 = 4
D. (x + 8)2 + y2 = 16
Answer: B
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Solve the problem.Use each of the numbers 17, 18, 19, 20, and 21 once and only once to fill in the circles so that the sum of the numbers in the three horizontal circles equals the sum of the numbers in the three vertical circles. 
Which numbers can be placed in the middle of the horizontal row?
A. 17, 18, and 19 B. 18, 19, and 20 C. 17, 19, and 21 D. 19, 20, and 21
Solve and graph the solution set on a number line. Express the solution set in both set-builder and interval notations.|5x - 5| - 5 > -14
A. (-?, ?)
B. 
C. ?
D. 
Approximate to the nearest hundredth.71/3
A. 1.91 B. 2.91 C. -21 D. 2.65
Find the equation of the parabola described.Focus at (5, 0); vertex at (0, 0)
A. y = 20x2 B. x = 20y2 C. y2 = 20x D. x2 = 20y