X 3 x 2 7x 5 0 July 8, 2019 16 32 64 128 X 3 3x 2 7x 5 0 X 5 7x 4 6x 3 x 2 7x 6 0 Solve $3 x 2 7x 5 0 using the quadratic formula 7x x 5 )+ 3 x 2 tại x 0
