2 x square 5 x 1 is equal to zero July 8, 2019 16 32 64 128 2 x square 5 x minus 1 is equal to zero The quadratic equation 2 x square 5 x 1 is equal to zero 5 x square 4 x 2 k 4 x square 2 x minus 1 is equal to zero 2 x 2 5
