[1 1 2 3
-1 2 1 3
-5 4 -3 -1
5 1 -1 -6
3 6 2 9 ]

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?