Related Post: X 2 5 9 0 X Y 5 2 0 9 X 5 2 3 X 5 9 0 9 2 5 X 0.5 2 X 2y 1 2x Y 5 9 0 X 2 9 X 3 3x 5 0 7 2 6 5 9 X 0 5 X 2 − 4 X − 9 0 X 5 X2 9 )= 0 X 2 1 )( X 5 9 )= 0