Find the center and the radius of the circle.x2 - 14x + 49 + (y + 4)2 = 9

A. (7, -4), r = 3
B. (4, -7), r = 9
C. (-4, 7), r = 3
D. (-7, 4), r = 9


Answer: A

Mathematics

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Find all points where the function is discontinuous.

A. x = -2, x = 2 B. x = -2, x = 0, x = 2 C. None D. x = 0

Mathematics

List the items mentioned. Try to organize your list in a systematic way.A coin is flipped and a 6-sided number cube is rolled. Use H for heads and T for tails, and list all possible outcomes.

A. (1, H), (H, 1), (1, T), (T, 1), (2, H), (H, 2), (2, T), (3, H), (H, 3), (3, T), (T, 3), (4, H), (H, 4). (4, T), (T, 4). (5, H), (H, 5), (5, T), (T, 5), (6, H), (H, T), (6, T), (T, 6) B. (H, 1), (H, 2), (H, 3), (H,4), (H, 5), (H, 6) C. (1, H), (1, T), (2, H), (2, T), (3, H), (3, T), (4, H), (4, T), (5, H), (5, T), (6, H), (6, T) D. (H, 1), (T, 2), (H, 3), (T, 4), (H, 5), (T, 6)

Mathematics

Provide an appropriate response.Perform the indicated operation, leaving the answer in lowest terms:  ×  =

A.
B.
C.
D.

Mathematics

Describe the inverse of the statement.Add 1 to x and divide the result by -9.

A. Divide x by -9 and then add 1.
B. Multiply x by -9 and then subtract 1.
C. Add -1 to x and divide the result by - .
D. Subtract 1 from x and multiply the result by -9.

Mathematics