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x2+1 |
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(x+1)-2 |
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x2-1+1 |
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(x+1)(x-1)+1 |
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1 |
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x2+1 |
x-1 |
x+1 |
(x+1)-2 |
x+1 |
2 |
x+1 |
x2 |
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x2-1+1 |
x-1 |
(x+1)(x-1)+1 |
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2x-1 |
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8 |
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3 |
2 |
3 |
x-1 |
x+1 |
x2 |
x-1 |
3 |
x+1 |
2x |
x2+1 |
x-1 |
x+1 |
(x+1)-2 |
x+1 |
2 |
x+1 |
x2 |
x-1 |
x2-1+1 |
x-1 |
(x+1)(x-1)+1 |
x-1 |
1 |
x-1 |
x-1 |
x+2 |
2x-1 |
x+1 |
2x2-1 |
x+1 |
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