2 |
1 |
2 |
(a+b)2 |
ab |
(a-b)2 |
ab |
3 |
x-4 |
24 |
x2-16 |
x2-2x+1 |
x2-1 |
x-1 |
x2+x |
a2+2ab+b2-(a2-2ab+b2) |
ab |
4ab |
ab |
3(x+4) |
(x+4)(x-4) |
24 |
(x+4)(x-4) |
3x-12 |
(x+4)(x-4) |
3(x-4) |
(x+4)(x-4) |
3 |
x+4 |
(x-1)2 |
(x+1)(x-1) |
x(x+1) |
x-1 |
1 |
x+1 |
x+2 |
x2-1 |
x2-2x+1 |
x2+4x+4 |
1 |
x-1 |
1 |
x+1 |
a2 |
a+b |
b2 |
a+b |
1 |
3 |
x2+2x |
x2+4x+4 |
2a |
b |
1 |
a-b |
a |
b |
b |
4 |
1 |
2 |
a |
3 |
b |
4 |
c |
5 |
2a+3b-c |
3a-2b+3c |
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