Simplify x x x

esis StartFraction 1 Over x cubed EndFraction right parenthesis Superscript n . Write a simplified expression that represents the amount of bacteria in an infection 2 hours after taking medication. The expression nothing represents the amount of bacteria in an infection 2 hours after taking medication. ​(Type your answer using exponential notation. Simplify your​ answer.)

2.f(x) 2,-6,?,-8,? 3.g(x) 1,-4,-3,?,? 4.(f-g)(x) ?,-2,?,-14,-12 5.(f/g)(x) 2,?,10/3,?,-1/5