Question

用因式分解 1.15x^2-xy-6y^2= 2.3m^2-7m-6= 3.6x^2-11xy+3y^2= 4.8m^2-22mn+15n^2= 5.14x^2-

用因式分解
1.15x^2-xy-6y^2=
2.3m^2-7m-6=
3.6x^2-11xy+3y^2=
4.8m^2-22mn+15n^2=
5.14x^2-11x-15=
6.a（1-a）-（a-1）^2=
7.x（b+c-d）-y（d-b-c）-b-c+d=
8.（x-2）^2+（4x-8）=
9.x（bm-nx）-nx^=
10.2-5（3x-5）^2-bx=
11.3a（a-b）-6b（b-a）^2=
12.（x-y）^3-（y-x）^2=
13.（x-2y）（2x+3y）-2（2y-x）（5x-3y）=
14.a^2b^5-a^5-b^2+1=
15.x^4-2x^3+x^2-16=

Answer 1

1.(5x+3y)(3x-2y)
2.(3m+2)(m-3)
3.(3x-y)(2x-3y)
4.(3n-2m)(5n-4m)
5.(7x+5)(2x-3)
6.(2a-1)(1-a)
7.(b+c-d)(x-1+y)
8.(x-2)(x+2)
9.-x(2nx-bm)
10.-123-45x^2+150x-bx
11.-3(a-b)(-a+2ab-2b^2)
12.(x-y-1)(x-y)^2
13.3(4x-y)(x-2y)
14.无解
15.(x^2-x-4)(x^2-x+4)