Given vectors  and  determine whether the result of the following expression is a vector or a scalar.



?



A. vector

B. scalar


Answer: B

Mathematics

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Multiply or find the special product. ? ?

A.
B.
C.
D.
E.

Mathematics

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

Mathematics

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

Mathematics

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

Mathematics