Determine the number of solutions of the system. State whether the system is consistent or inconsistent. For a system that is consistent, state whether the equations are dependent or independent. State the solution of the system.

A. one solution; consistent; independent; (-2, 5)
B. infinitely many solutions; consistent; dependent
C. one solution; consistent; independent; (2, 5)
D. no solution; inconsistent


Answer: C

Mathematics

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Write the first five terms of the geometric sequence.an = -2an-1; a1 = 3

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First, use front-end rounding to round each number and estimate the answer. Then, find the exact answer.Mr. Buttimer took a plane trip for a total of  5.79 hours. He watched an in-flight movie for 1.96 hours. From the airport, he took a cab ride for 0.91 hour to the train station. Next, he took the train home for 2.25 hours. What was the total time spent traveling?

A. Estimate: 11 hours; exact:  10.91 hours B. Estimate: 9 hours; exact:  8.95 hours C. Estimate: 12 hours; exact:  10.91 hours D. Estimate: 11 hours; exact:  8.95 hours

Mathematics