Perform the indicated operation.u = 10i + j, v = -3i - 3j, w = i - 2j; Find w + (u - v).
A. -12i - 2j
B. 14i + 2j
C. 13i + 5j
D. 2i + 14j
Answer: B
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Plot the given point in the rectangular coordinate system.S(-3, -6)
A. 
B. 
C. 
D. 
Select an appropriate type of modeling function for the data shown in the graph. Choose from exponential, logarithmic, and logistic.
A. Logistic B. Logarithmic C. Exponential
Use the graph to determine the function's domain and range.
A. domain: [2, 4] range: (-?, ?) B. domain: [0, 4] range: (-?, ?) C. domain: (-?, ?) range: [0, 4] D. domain: (-?, ?) range: [2, 4]
Solve the problem.On her way to a holiday weekend, Nancy drove 2
hours in rush-hour traffic. When traffic eased up, she was able to increase her speed by 40 miles per hour and drove another 4
hours. If the entire trip was 348 miles, how fast did she drive in rush-hour traffic?
A. 24 mph
B. 25 mph
C. 25
mph
D. 26 mph