Solve the compound linear inequality graphically. Write your answer in interval notation.  -5 < 3x + 4 ? 7

A. [-3, 1]
B. (-3, 1]
C. [-3, 1)
D. (-3, 1)


Answer: B

Mathematics

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Graph the parabola and show the focus and directrix.4x - 16y2 = 0

A.

B.

C.

D.

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Solve the problem. Round your answer to 5 decimal places when necessary.The table shows the leading causes of death for one country in a single recent year. Assume a population of 68.5 million.What is the empirical probability of death by AIDS during a single year?

A. 0.00009 B. 0.009 C. 0.00090 D. 0.62

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Plot the given point in a rectangular coordinate system.(4, 3) 

A.

B.

C.

D.

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At one high school, the mean time for running the 100-yard dash is  with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Find the percent of times that are:Greater than 13.4 seconds

A. 84% B. 98% C. 2.5% D. 97.7%

Mathematics