For the expression in Column I, choose the expression from Column II that completes an identity. Column I Column II 1equals= ▼ A. sine squared x plus cosine squared xsin2x+cos2x B. cosine xcosx C. secant squared xsec2x D. StartFraction sine x Over cosine x EndFraction sinx cosx E. cotangent xcotx

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

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.