Solve the problem.From a group of 15 women and 12 men, a researcher wants to randomly select 8 women and 8 men for a study. In how many ways can the study group be selected?
A. 279,417,600
B. 13,037,895
C. 3,185,325
D. 6930
Answer: C
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Solve the following quadratic equation by completing the square. Make sure your answer is simplified completely. If there are no real solutions, so state.3x2 + 24x + 27 = 0
A. x = 4 - or x = 4 +
B. x = -4 +
C. no real solutions
D. x = -4 - or x = -4 +
If , use the calculator to get the value of
at
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The general term of a sequence is given. Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.{3n2 - 4}
A. Geometric, r = 3 B. Arithmetic, d = -4 C. Arithmetic, d = 3 D. Neither
Convert as indicated. When necessary, round to the nearest tenth of a degree.The temperature recorded on a thermometer was 9° C. Find the corresponding temperature in degrees Fahrenheit.
A. -27° F B. -15.8° F C. 37° F D. 48.2° F