1. 32+48n+18n^2
2. 2a^2 - 28ab + 98b^2
3. 80r^2 + 40rs + 5s^2
4. 3x^2 - 18xy + 27y^2
5. 16(p-5)^2 + 8(p-5) + 1
6. (x-y)^2 + 4(x-y) + 4
7. 9 - 24(h-5k) + 16(h-5k)^2
8. 4(x-y)^2 - 4z(x-y) + z^2
9. w^4 + 2w^2 + 1
10. x^4 - 6ax^2 + 9a^2
11. w^3 + 12vw^2 + 36v^2 w
12. 3(3a-b)^2 + 12k(b-3a) + 12k^2
[20] Factorization
2007-12-31 9:40 pm
回答 (2)
2008-01-01 6:05 am
1.2(4+3n)^2
2.2(a-7b)^2
3.5(4r+s)^2
4.3(x-3y)^2
5.[(4p-20)+1]^2
6.[(x-y)+2]^2
7.[3-(4h-2k)]^2
8.[(2x-2y)+2]^2
9.(w^2 +1)^2
10.(x^2 -3a)^2
11.w(w+6v)^2
12.3[(b-3a)+2k]^2
2.2(a-7b)^2
3.5(4r+s)^2
4.3(x-3y)^2
5.[(4p-20)+1]^2
6.[(x-y)+2]^2
7.[3-(4h-2k)]^2
8.[(2x-2y)+2]^2
9.(w^2 +1)^2
10.(x^2 -3a)^2
11.w(w+6v)^2
12.3[(b-3a)+2k]^2
參考: 富有實力的人
2007-12-31 10:01 pm
1.2(4+3n)^2
2.2(a-7b)^2
3.5(4r+s)^2
4.3(x-3y)^2
5.[4(p-5)+1]^2
6.[(x-y+2)^2
7.[3-4(h-5k)]^2
8.[2(x-y)-z]^2
9.(w^2+1)^2
10.(x^2-3a)^2
11.(w+6vw)^2
12.3[(3a-b)-2k]^2
2007-12-31 14:06:21 補充：
**Factorization中是不應有中括號,但在上列某些題中由於要保持形態,所以便要用中括號.
2.2(a-7b)^2
3.5(4r+s)^2
4.3(x-3y)^2
5.[4(p-5)+1]^2
6.[(x-y+2)^2
7.[3-4(h-5k)]^2
8.[2(x-y)-z]^2
9.(w^2+1)^2
10.(x^2-3a)^2
11.(w+6vw)^2
12.3[(3a-b)-2k]^2
2007-12-31 14:06:21 補充：
**Factorization中是不應有中括號,但在上列某些題中由於要保持形態,所以便要用中括號.
參考: 自己
收錄日期: 2021-04-25 19:54:52
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071231000051KK01664