1 x 2 7x 1 0 July 8, 2019 16 32 64 128 1 x 2 7x 10 0 1 7 x 9 0 2 x 1 7x 9 0 2x X 2 7x 1 0 quadratic equation X 2 7x 1 0 completing the square X 2 7x 1 0 হলে X 2 7x 1 0 discriminant X 2 7x 1 0 find the value of discriminant Solve x 2 7x 1 0 1 x 2 7x 12 0 If x 2 7x 1 0 4 7x 1 x 2 8 7x 1 x )+ 3 0
