Solve the problem.Jill, the tallest female in the sophomore class, has a height of 69.75 inches. The heights of sophomore females are normally distributed with mean 62.7 inches and standard deviation 2.5 inches. Determine the z-score corresponding to Jill's height.
A. z = 2.62
B. z = 2.72
C. z = 3.02
D. z = 2.82
Answer: D
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Answer the question.How can the graph of f(x) = -9|x| be obtained from the graph of 
A. Stretch it vertically by multiplying each y-coordinate by -9. Reflect it across the x axis. B. Stretch it vertically by multiplying each y-coordinate by -9. Reflect it across the y axis. C. Stretch it vertically by multiplying each y-coordinate by 9. Reflect it across the x axis. D. Stretch it vertically by multiplying each y-coordinate by 9. Reflect it across the y axis.
Evaluate the root, if possible.- 
A. Not real B. -0.005 C. -0.05 D. 0.05
Determine whether the statement is true or false.Two natural, relatively prime numbers have at most one common factor.
A. True B. False
Use the integral test to determine whether the series converges.
A. converges B. diverges