What is the sum of the rational expression below? 3x/x+2 + x/x+4 A. 4x^2 +14x/x^2 + 6x + 8
B. 4x/2x + 6
C. 3x^2/x^2 + 8
D. 4x^2 + 4x +8/x^2 + 6x +8

An astronaut drops a rock into a crater on the moon. the distance, d(t), in meters, the rock travels after t seconds can be modeled by the function d(t)0.82. what is the average speed, in meters per second, of the rock between 5 and 10 seconds after it was dropped?

Which of the following is true for the relation f(x)=2x^2+1

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting