因式分解:(1)4x2-64(2)m3(a-2)+m(2-a)(3)x4-8x2y2+16y4

因式分解:(1)4x2-64(2)m3(a-2)+m(2-a)(3)x4-8x2y2+16y4.
2024-11-22 11:32:10
推荐回答(1个)
回答1:

(1)4x2-64,
=4(x2-16),
=4(x+4)(x-4);

(2)m3(a-2)+m(2-a),
=m3(a-2)-m(a-2),
=m(a-2)(m2-1),
=m(a-2)(m+1)(m-1);

(3)x4-8x2y2+16y4
=(x2-4y22
=[(x+2y)(x-2y)]2
=(x+2y)2(x-2y)2