问题
解答题
ax8-5ax4-36a.
答案
ax8-5ax4-36a,
=a(x8-5x4-36),
=a(x4-9)(x4+4),
=a(x2+3)(x2-3)(x4+4),
=a(x2+3)(x-
)(x+3
)(x4+4).3
ax8-5ax4-36a.
ax8-5ax4-36a,
=a(x8-5x4-36),
=a(x4-9)(x4+4),
=a(x2+3)(x2-3)(x4+4),
=a(x2+3)(x-
)(x+3
)(x4+4).3