The matrix is the final matrix form for a system of two linear equations in variables x1 and x2. Write the Solution of the system.
A. x1 = 3
x2 = 5
B. x1 = -5
x2 = -3
C. x1 = 5
x2 = t for any real number t
D. x1 = 5
x2 = 3
Answer: D
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For the graph below, use the nearest neighbor algorithm to find an approximate minimum Hamilton circuit and its weight, starting at the indicated vertex.
Starting at C
A. C ? B ? E ? A ? D ? C; weight = 28 B. C ? B ? E ? D ? A ? C; weight = 30 C. C ? E ? A ? B ? D ? C; weight = 27 D. C ? D ? A ? B ? E ? C; weight = 28
Solve the problem.An experienced bank auditor can check a bank's deposits twice as fast as a new auditor. Working together it takes the auditors 4 hours to do the job. How long would it take the experienced auditor working alone?
A. 4 hr B. 8 hr C. 6 hr D. 12 hr
Use front-end rounding to round each number. Then, multiply the rounded numbers to get an estimated answer. Finally, find the exact answer.estimateexact
?
A. Estimate: 800; exact: 89.1918 B. Estimate: 400; exact: 891.918 C. Estimate: 400; exact: 89.1918 D. Estimate: 800; exact: 891.918
Solve the equation.-4.6q = -18 - 1.0q
A. 3.9 B. -22 C. 5 D. 4.1