What is f(-3) for the function f(a)=-2a-5a+4

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1

What is the circumference of a circle with an area of 50.24 cm²?

The price for gasoline is represented by the equation y=3.69x, where y represents the total price for x gallons of gasoline. on a graph, the number of gallons is represented on the horizontal axis, and the total price is represented on the vertical axis. determine whether each statement describes the graph of the equation. select true or false for each statement