1.36-m^2 2.4x^2-9y^2
1个回答
36-m^2
=(6+m)(6-m)
4x^2-9y^2
=(2x+3y)(2x-3y)
相关问题
因式分解:(1)9x-y-4y-4(2)36(m-2)-25(m-3)
分解因式:1,9/4x^2+x+1/9 2,4a(2x-y)^2-36a 3,a^2(x^2-y^2)+b^2(y^2-
因式分解:(1)m3-9m;(2)x2-12x+36;(3)9(a+b)2-4a2;(4)n2(m-2)+4(2-m).
9x^4+12x^2y^2+4y^4 9-12(x+y)+4(x+y)^2 x^2+2x(y+z)+(y+z)^2 36
因式分解:(1)-18m^4+9m^2n^2+5^4,(2)x^4-10x^2y^2+9y^4
1\25a^2-1\49(a-b)^2 81m^2-36m+4 x^4-y^2 4(5a-b)^2-9(2a+3b)^2
1.a^2-9b^2+a-3b 2.m^4-4m^3+4m^2-9 3.4x^2-5x-6 4.(x+y)+2(x+y)
4a^2x^4y^5-9b^4z^2=?1/3m^2-3n^2=?a^2(a-2b)^2-36=?
分解因式:(1)18(a-m)^3-12m(m-a)^2 (2)4x^2y^3-36x^2y (3)(x+y)^2-2x
(1).(9y^2)-8x^2 (2).1-25x^2 (3).25/9m^2-16n^2 (4).(x+y)^2-(y