Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of heads is noted.
A. 
B. 
C. 
D. 
Answer: B
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3x/5 + 7y/10 =
a. 10xy/10 b. xy c. 2(3x + 7y)/10 d. (6x + 7y)/10 e. (3x + 14y)/5
Consider the points plotted in the graph below.
Give the coordinates for points C and D.
A. C: (0, 2), D: (3, 5) B. C: (2, 0), D: (5, 3) C. C: (2, 0), D: (3, 5) D. C: (0, 2), D: (5, 3)
Factor completely. If the polynomial is prime, state so.4k3 + 256
A. 4(k - 4)(k2 + 4k + 16) B. 4(k + 16)(k2 - 16k + 64) C. 4(k + 4)(k2 + 4k + 16) D. 4(k + 4)(k2 - 4k + 16)
The lists below show five agricultural crops in Alabama, Arkansas, and Louisiana.AlabamaArkansasLouisianasoybeans (s)soybeans (s)soybeans (s) peanuts (p)rice (r)sugarcane (n)corn (c)cotton (t)rice (r)hay (h)hay (h)corn (c)wheat (w)wheat (w)cotton (t)Let U be the smallest possible universal set that includes all of the crops listed; and let A, K, and L be the sets of five crops in Alabama, Arkansas, and Louisiana, respectively. Find the indicated set.L' ? K'
A. {r, s, t} B. {c, h, p, s, w} C. {c, h, n, p, w} D. {p}