Perform the indicated operation.(0.1) + (-0.4)
A. 0.3
B. -0.3
C. -0.5
D. 0.5
Answer: B
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Perform the indicated operation and, if possible, simplify.4
- 2
A. 44
B. -20
C. 20
D. -44
Use the figure below to answer the following question(s).
In which graph is it true that every edge is a bridge?
A. Graph 4 B. Graph 1 C. Graph 2 D. Graph 3 E. none of these
The following data are the number of social network friends for nine random users.76?91?123?63?106?211?84?111?46(a) Find the mean, median, and mode for the data. Round the value of the mean to the nearest whole number, if necessary.(b) A new user opens a social network account starting with 19 friends. Add this data to the data set and find the new mean, median, and mode for the data. Round the value of the mean to the nearest whole number, if necessary.
A. (a) mean: 93, median: 111, mode: 111; (b) mean: 85, median: 101, mode: 111 B. (a) mean: 101, median: 91, mode: no mode; (b) mean: 101, median: 111, mode: no mode C. (a) mean: 93, median: 111, mode: 111; (b) mean: 91, median: 111, mode: 111 D. (a) mean: 101, median: 91, mode: no mode; (b) mean: 93, median: 101, mode: no mode
Change the given polar coordinates (r, ?) to Cartesian coordinates (x, y).
A. 
B. 
C. 
D. 