danielson2001 danielson2001 17-12-2019 Mathematics contestada If y varies jointly as x and z and inversely as the square of w, and y = 3 when x = 3.2 = 10, and w = 2, then y - 4 when 7 - 4.2 = 20, and w = 4 of Please select the best answer from the choices provided - F Sote to search