Given vectors 
, 
and 
determine whether the result of the following expression is a vector or a scalar.
?
A. vector
B. scalar
Answer: B
You might also like to view...
Multiply or find the special product.
?
?
A. 
B. 
C. 
D. 
E. 
Evaluate the expression using the given value of the variables.4x3 - 4x2 + 4x - 2 for x = 1
A. 10 B. -6 C. 6 D. 2
Solve the problem.A furniture manufacturer decides to make a new line of desks. The table shows the profit, in thousands of dollars, for various levels of production. 
Find a quadratic function to model the data, and use the model to predict the profit if 450 desks are made. Round to the nearest thousand.
A. $44,000 B. $40,000 C. $42,000 D. $45,000
Solve the problem.The speed of a vehicle is inversely proportional to the time it takes to travel a fixed distance. If a vehicle travels a fixed distance at 35 miles per hour in 50 minutes, how fast must it travel to cover the same distance in 25 minutes?
A. 
miles per hour
B. 
miles per hour
C. 
miles per hour
D. 70 miles per hour