bozturk468 23:55 17 Eki 2012 #1
* ax+bx+ay+by=x.(a+b)+y.(a+b)=(x+y).(a+b)
* x3-x2+x-1=x2.(x-1)+(x-1)=(x-1).(x2+1)
* xy-4x-4y+16= x(y-4)-4(y-4) = (y-4).(x-4)
.
* x3-x2+x-1=x2.(x-1)+(x-1)=(x-1).(x2+1)
* xy-4x-4y+16= x(y-4)-4(y-4) = (y-4).(x-4)
*
a²-ba-a+b
a-1
=
a(a-b)-(a-b)
a-1
=a-b
*
4ab-2a-2b²+b
2a-b
=
2a(2b-1)-b(2b-1)
a-1
=
(2b-1).(2a-b)
2a-b
=2b-1
*
3ab-3xb+xy-ay
x-a
=
3b(a-x)-y(a-x)
x-a
=
(a-x).(3b-y)
x-a
=
(x-a).(y-3b)
x-a
=y-3b
.
Diğer çözümlü sorular alttadır.