设α1,α2是齐次线性方程组 =0 的一个基础解系,(B11,β2为矩齐次-|||-线性方程组 =B 的两个不同的解,k 1,k2为任意实数,则 =B 的通-|||-解为 】-|||-(A). _(1)(alpha )_(1)+(k)_(2)(alpha )_(2)+(beta )_(1) (B). _(1)(alpha )_(1)+(k)_(2)((beta )_(1)-(beta )_(2))+(beta )_(1)-|||-(C). _(1)(alpha )_(1)+(k)_(2)(alpha )_(2)+(beta )_(1)+(beta )_(2) (D). _(1)((B)_(1)-(B)_(2))+(k)_(2)(a)_(2)+(B)_(1)+(B)_(2)