For which rational expression is -2 an excluded value of x

What is the logarithmic function modeled by the following table? x f(x) 9 2 27 3 81 4

Which best explains why this triangle is or is not a right triangle?

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then, the two had the same amount of money. how much money did each have originally?