Irina dilates △xyz with scale factor 3 with the center at the origin to form △x′y′z′. what are the coordinates of the vertices of △x′y′z′?

What is sin 7x/4 ? i need on this urgent trig

Which of the following expressions is equal to 2x^2+8

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.