2 3x )( 4x 2 7 )= 0 July 8, 2019 16 32 64 128 3x 2 4x 7 0 quadratic formula 5 3x 2 )- 9 2 4x )- 7 0 3x 2 4x 7 0 completing the square 3x 2 4x 7 0 discriminant 4x 2 3x 5 )+ 2 3 4x 7 )= 0 Solve 4x 2 3x 5 )+ 2 3 4x 7 )= 0 2x 7