If the following defines a one-to-one function, find its inverse. If not, write "Not one-to-one."f(x) = 4x3 + 7
A. f-1(x) = 
B. Not one-to-one
C. f-1(x) = 
- 7
D. f-1(x) = 
Answer: D
Mathematics
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Solve the problem.Evaluate 
at (u,v) = (5, 2) for the function w(x, y) = xy - y2; x = u - v, y = uv.
A. 7 B. 3 C. 13 D. -24
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Solve the problem.Suppose that the systolic blood pressure of 18-year-old women is normally distributed with a mean of 116 mmHg and a standard deviation of 13 mmHg. What is the standard error in the standard deviation for all samples of 169 of these 18-year-old women?
A. 0.979 B. 0.707 C. 0.853 D. 0.054
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Divide using long division.
A. 5x2 + 5x + 4 B. x2 - 5x - 4 C. 5x2 + 4 D. x2 + 5x + 4
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Determine if the stated number could represent a probability.56%
A. Yes B. No
Mathematics