8 3x 2 )- 7x 0 July 8, 2019 16 32 64 128 3x 3 7x 2 4x 8 0 The equation 3x 2 7x 8 0 is true for Show that the equation 3x 2 7x 8 0 3x 3 7x 2 22x 8 0 The roots of equation 3x 2 7x 8 0 are 8 7x3