Solve the inequality and give the solution in interval notation.
? 0
A. [-9, 0) ? (0, 9]
B. (-?, -9] ? [9, ?)
C. [-9, 0) ? [9, ?)
D. (-?, -9] ? (0, 9]
Answer: D
Mathematics
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A. (h, k) = (3, 6); r = 2 B. (h, k) = (-3, -6); r = 2 C. (h, k) = (3, 6); r = 4 D. (h, k) = (-3, -6); r = 4
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Perform the indicated operation and write the answer in lowest terms.
+ 
A. 3
B. 
C. 0
D. 
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Check the answer. If incorrect, give the correct answer.
A. Correct B. Incorrect; should be 460 R7 C. Incorrect; should be 459 R6 D. Incorrect; should be 461 R8
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Find the slope of the line through the pair of points.(-1, 0) and (0, -3)
A. - 
B. 
C. 3
D. - 3
Mathematics