Samuel invested $8,400 in an account paying an interest rate of 6.4% compounded quarterly. Assuming no deposits or withdrawals are
made, how long would it take, to the nearest year, for the value of the
account to reach $21,090?

In which form is the following function written? y = - 2(x – 3)(x + 5)

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.

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2