Find an equation for the circle.Center at (10, 0), radius 3
A. x2 + (y + 10)2 = 3
B. (x - 10)2 + y2 = 9
C. (x + 10)2 + y2 = 9
D. x2 + (y - 10)2 = 3
Answer: B
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Solve the problem.If u = 
and v = 
, and w = 
, evaluate (u + v) ? w.
A. 7 B. 5 C. 0 D. -4
cos 52°
A. 0.71 B. -0.16 C. -0.07 D. 0.62
Provide an appropriate response.What is generally true for lines with a positive slope and lines with a negative slope?
A. A line with a positive slope rises as we go from right to left, and a line with a negative slope drops as we go from right to left. B. A line with a positive slope rises as we go from left to right, and a line with a negative slope drops as we go from left to right. C. A line with a positive slope is perpendicular to a line with a negative slope. D. A line with a positive slope rises as we go from left to right, and a line with a negative slope drops as we go from right to left.
Solve the combined inequality and graph the solution set. Write the solution in interval notation.-27 ? -4x + 1 ? -7
A. [-7, -2]
B. (-7, -2)
C. (2, 7)
D. [2, 7]