What is true about f(x)=-(x-7)^2+4

Solve the system of equations. y= 2x y= x^2 - 15

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Consider the following estimates from the early 2010s of shares of income to each group. country poorest 40% next 30% richest 30% bolivia 10 25 65 chile 10 20 70 uruguay 20 30 50 1.) using the 4-point curved line drawing tool, plot the lorenz curve for bolivia. properly label your curve. 2.) using the 4-point curved line drawing tool, plot the lorenz curve for uruguay. properly label your curve.