Solve the system by graphing. If the system is inconsistent and has no solution, state this. If the system is dependent, write the form of the solution for any real number x. 5x + y = -1  x + 2y = -11

A. (1, 0)
B. (-1, -6)
C. (1, -6)
D. (-2, 9)


Answer: C

Mathematics

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Give the probability distribution for the indicated random variable. ? A fair coin is tossed three times, and we count the number of "runs" that occur. A "run" is defined as a sequence of one or more of the same letter (e.g., HTH is 3 runs, TTH is 2 runs, and TTT is 1 run). ?

A.         

?


B. ?

?


C. ?

?


D. ?

?


E. ?

?


Mathematics