The first few steps in solving the quadratic equation 9x2 49x = 22 â’ 5x by completing the square are shown. 9x2 49x = 22 â’ 5x 9x2 54x = 22 9(x2 6x) = 22 Which is the best step to do next to solve the equation by completing the square? 9(x2 6x 3) = 25 9(x2 6x 3) = 49 9(x2 6x 9) = 31 9(x2 6x 9) = 103.

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42