Question

36 x^3-84 x^2+49 x = 0

Answer 1

x( 36x^2 - 84x + 49) = 0
x= 0
36x^2 - 84x + 49 = 0
D = b^2 - 4ac = 7056 - 7056 = 0 - имеет один корень
x = - b/2a
x = 84/ 72 = 7/6 = 1 целая 1/6
Ответ: x1 = 0, x2 = 1целая 1/6.