Perform the indicated division or state that the expression is undefined.

A. -4
B. 6
C. 4
D. -6


Answer: C

Mathematics

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Write the partial fraction decomposition of the rational expression.

A.  + 
B.  + 
C.  + 
D.  + 

Mathematics

Solve the problem.Suppose that the speed of a car, measured in miles per hour (mph), is monitored for some short period of time after the driver applies the brakes. The following table relates the speed of the car to the amount of time, measured in seconds (sec), elapsed from the moment that the brakes are applied. Make a scatter diagram of the data. What is happening to the speed of the car during this time frame?

A. The speed of the car
 increased as time elapsed.


B. The speed of the car
 decreased as time elapsed.


C. The speed of the car
 decreased as time elapsed.



D. The speed of the car
 increased as time elapsed.


Mathematics

Solve the problem.Use the formula P = Iekt. A bacterial culture has an initial population of 10,000. If its population declines to 6000 in 6 hours, what will it be at the end of 8 hours?

A. 5061 B. 6000 C. 2000 D. 2531

Mathematics

Plot the point in the given coordinate system.(4, 2) 

A.

B.

C.

D.

Mathematics