Add or subtract. Express the answer as a mixed number.
A. 14
B. 4
C. 15
D. 16
Answer: C
Mathematics
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Refer to a normal distribution described by the following figure. The mean is ? and the standard deviation is ?.
If the standardized value of x is -1.25, then x =
A. 62.5. B. 42.5. C. 65. D. 51.25. E. none of these
Mathematics
Solve for the variable.x - 17 = -12
A. -29 B. -5 C. --29 D. 5
Mathematics
For the compound inequality, give the solution set in both interval and graph forms.-6x + 1 ? 13 or 3x + 3 ? -9
A. (-?,?)
B. [-2, ?)
C. [-4, ?)
D. [-4, -2]
Mathematics
Find the indicated term of the binomial expansion.Middle; (3 - 
)6
A. 540y
B. -90y
C. -540y
D. -540y
Mathematics