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

Mathematics

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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 + 

Mathematics

If , use the calculator to get the value of  at

src="https://sciemce.com/media/3/ppg__cognero__Section_6.3_Estimating_Rates_of_Change__media__9a16b0a1-f04a-4c3e-ae3b-4090e91dbd3c.PNG" style="vertical-align: middle;" />. Suggestion: Make a graph of f using a horizontal span of 0 to 5. Round your answer to two decimal places. What will be an ideal response?

Mathematics

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

Mathematics

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

Mathematics