What is the sum of the first five terms of a geometric series with a1=20 and r=1/4

The graph of f(x), shown below, resembles the graph of g(x) = x2, but it has been changed somewhat. which of the following could be the equation of f(x)?

Drag each equation to the correct location on the table. for each equation, determine the number of solutions and place on the appropriate field in the table.

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?