Describe the zero vector (the additive identity) of the vector space 
.
?
A. ?
B. ??
C. ?
D. ??
E. ??
Answer: A
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Use the data given in the following table to make a stem - and - leaf display for milligrams of nicotine per cigarette smoked. In this case, truncate the measurements at the tenths position and use two lines per stem. Brand Brand Alpine0.85Multifilter0.78Benson & Hedges1.07Newport Lights0.69Bull Durham2.06Now0.22Camel Lights0.67Old Gold1.26Carlton73Pall Mall Lights1.08Chesterfield1.04Raleigh0.93Golden Lights0.76Salem Ultra0.42Kent0.95Tareyton1.01Kool1.29True0.59L&M1.02Viceroy Rich Light0.69Lark Lights1.01Virginia Slim1.02Marlboro0.90Winston Lights0.82Merit0.57
A. 0 2 = 0.2 milligram0 4 2 30 6 6 6 5 7 8 8 9 9 91 0 0 0 0 0 1 0 2 22 0 B. 0 2 = 0.2 milligram0 4 2 3 60 6 6 5 7 7 8 8 9 9 91 0 0 0 0 0 1 0 2 22 0 C. 0 2 = 0.2 milligram0 4 2 3 5 60 6 6 6 8 7 7 8 8 9 9 91 0 0 0 0 0 1 0 2 22 0 D. 0 2 = 0.2 milligram0 2 3 40 5 6 6 6 7 7 8 8 9 9 91 0 0 0 0 0 0 0 0 2 22 0 E. none of these choices
Solve the problem.Suppose that during a certain step in a chemical manufacturing process the amount of hydrogen sulfide dissolved in a solution, measured in parts per million (ppm), is related to the elapsed time measured from the beginning of the step. Use the following table as a representation of this relationship. Write the data from the table as ordered pairs (x, y), where x represents the time and y represents the amount dissolved.
A. (20.0, 2), (22.4, 4), (24.4, 6), (26.4, 8), (28.2, 10) B. (0, 20.0), (2, 22.4), (4, 24.4), (6, 26.4), (8, 28.2) C. (2, 20.0), (4, 22.4), (6, 24.4), (8, 26.4), (10, 28.2) D. (1, 20.0), (2, 22.4), (3, 24.4), (4, 26.4), (5, 28.2)
Solve the problem.The distance from home plate to dead center field in a certain baseball stadium is 410 feet. A baseball diamond is a square with a distance from home plate to first base of 90 feet. How far is it from first base to dead center field?
A. 477.9 ft B. 352.2 ft C. 335.1 ft D. 387.4 ft
Choose the best estimate for the sum or difference.16
- 1
A. 20 B. 15 C. 16 D. 14