Solve the problem.If the police have 8 suspects, how many different sets of 5 suspects can they select for a lineup?

A. 6720
B. 40
C. 56
D. 336


Answer: C

Mathematics

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Beginning in 2001 the price, in dollars per ounce, of gold was modeled approximately by

, where t is the time in years since the beginning of 2001.A: Make a graph of G versus t that shows estimated gold prices for 2001 to 2010.B: A broker recommended purchase of gold as long as the price was between $400 and $700 per ounce.  Add the horizontal lines and  to your graph.C: During what time period was the purchase of gold advised?  Give your answer in terms of t correct to two decimal places. What will be an ideal response?

Mathematics

Find the infinite sum accurate to three decimal places.

A. -0.972 B. 0.972 C. 1.036 D. -1.036

Mathematics

Find the sum.109 + 6 + (-9) + (-6)

A. 100 B. 112 C. 130 D. 118

Mathematics

Suppose that a nonlinear system is composed of equations whose graphs are those described, and the number of points of intersection of the two graphs is as given. Make a sketch satisfying these conditions.A parabola and a circle; three points

What will be an ideal response?

Mathematics