2x |
4x+1 |
2x |
4x+1 |
2-x |
4-x+1 |
2x |
1+4x |
2x |
4x+1 |
2x1 |
4x1+1 |
2x2 |
4x2+1 |
2x1•4x2+2x1-2x2•4x1-2x2 |
(4x1+1)(4x2+1) |
(2x1+2x2-22x1+x2)+(2x1-2x2) |
(4x1+1)(4x2+1) |
(2x1+2x2-22x1+x2)+(2x1-2x2) |
(4x1+1)(4x2+1) |
1 |
2 |
1-x2 |
1-x |
1+x |
1-x |
1+x |
A.[2a,a+b] | B.[a,b] | C.[0,b-a] | D.[-a,a+b] |
(x-1)0 | ||
|
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