5復 懡崁幃偺寁嶼
懡崁幃傪場悢暘夝偡傞偵偼
factor
僐儅儞僪傪梡偄丄 揥奐偡傞偵偼
expand
僐儅儞僪傪梡偄傑偡丅
Maple
傪妶梡偟偰丄懡崁幃偺寁嶼傪峴偄傑偟傚偆丅
亜expand((1-x)^3)
((1-x)
3
傪揥奐)
1-3x+3x
2
-x
3
亜factor(%)
(慜偺寢壥傪場悢暘夝)
-(x-1)
3
幚廗
5.1
師傪揥奐偟偰傒傑偟傚偆丅
丂丂丂(1)丂(x+1)(x+2) 丂丂丂丂丂(2)丂(x
2
+x-1)(x
2
+x+1) 丂丂丂丂丂(3)丂(x+y)
10
[惓夝椺
]
幚廗
5.2
師傪場悢暘夝偟偰傒傑偟傚偆丅
丂丂丂(1) x
2
+3x-4 丂丂丂丂丂(2) x
4
+4x
3
-x
2
-16x-12 丂丂丂丂丂(3) x
9
-1 丂丂丂丂丂(4) x
10
-y
10
[惓夝椺
]