spoiledbarbieboutiqu spoiledbarbieboutiqu 06-10-2022 Mathematics Answered please help!! Use a spreadsheet or a graphing calculator to find the quadratic regression equation. Round each value to two decimal places. x 5 12 17 11 7 4 2 y 16 8 5 8 12 17 21 y= ?x2− ?x+?