Find the center and radius of the circle by completing the square.x2 + y2 + 12x - 8y + 27 = 0
A. (4, -6); r = 5
B. (6, -4); r = 25
C. (-4, 6); r = 25
D. (-6, 4); r = 5
Answer: D
Mathematics
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Solve the problem.The difference in the standardized values of Q3 and Q1 is about
A. 0.5. B. 3. C. 1.35. D. 0.675. E. 1.
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Find the point(s) of intersection of the curves r = 2 and r = 4cos?.
What will be an ideal response?
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Solve the problem.It requires 2
cups of concentrate per quart of water to make a certain juice. How many cups are needed to make 14
quarts of juice?
A. 145 cups
B. 36
cups
C. 5
cups
D. 72
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Mathematics