Perform the indicated operations. Simplify if possible.
+ 
- 
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.The minute hand of a clock is 5 inches long. How far does the tip of the minute hand move in 30 minutes? If necessary, round the answer to two decimal places.
A. 18.22 in. B. 16.94 in. C. 15.71 in. D. 13.97 in.
Give the domain and range of the relation.{(-4, -5), (9, -1), (7, 3), (-3, -3)}
A. domain = {9, -3, -4, 7}; range = {-1, 5, -3, -5, 3} B. domain = {9, -3, -4, 7}; range = {-1, -1, -3, -5, 3} C. domain = {-1, -3, -5, 3}; range = {9, -3, -4, 7} D. domain = {9, -3, -4, 7}; range = {-1, -3, -5, 3}
Find the center (h, k) and radius r of the circle. Graph the circle.x2 + y2 + 8x + 4y - 5 = 0 
A. (h, k) = (4, -2); r = 5
B. (h, k) = (4, 2); r = 5
C. (h, k) = (-4, -2); r = 5
D. (h, k) = (-4, 2); r = 5
Find the volume.
A. 60 cm3 B. 800 cm3 C. 400 cm3 D. 8000 cm3