Question

Rozwiąż równanie

(x-2)(3x+6)(x-7)(xkwadrat - 4) = 0

Answer 1

(x-2)(3x+6)(x-7)(xkwadrat - 4) = 0

x - 2 = 0   lub  3x + 6 = 0   lub   x - 7 = 0   lub   x^2 - 4 = 0

x = 2                 3x = -6                 x = 7                 x^2 = 4

                           x = -2                                           x = 2  lub  x = -2