Evaluate the determinant by expansion by minors.
A. -75
B. -12
C. -66
D. 540
Answer: D
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The centroid of a triangle lies at the intersection of the triangle's medians, because it lies one-third of the way from each side towards the opposite vertex. Use this result to find the centroid of the triangle whose vertices appear as following.(0, 0), (2, 0), (1, 8)
A. (0, 
)
B. (1, 
)
C. (
, 4)
D. (1, 
)
Graph the function by starting with a function from the library of functions and then using the techniques of shifting, compressing, stretching, and/or reflecting.g(x) = 
- 6
A. 
B. 
C. 
D. 
Solve the problem.Jim drove 153 miles in 3 hours. If he can keep the same pace, how long will it take him to drive 1377 miles?
A. 37 hr B. 54 hr C. 459 hr D. 27 hr
Solve the problem. Round to the nearest tenth if necessary.By switching service providers, a family's telephone bill decreased from about $50 a month to about $45. What was the percent of decrease?
A. 11.1%
B. 10%
C. 11%
D.
| 5% |