14x^2-11x-3=0 найдите отрицательный корень pls
14x^2 - 11x - 3 = 0 D = 121 + 12*14 = 121 + 168 = 289 = 17^2 x1 = (11 + 17)/28 = 1 x2 = (11 - 17)/28 = -6/28 = -3/14
14x²-11x-3=0 D=289 x₁=1 x₂=-3/14.