3a^2b-[2ab^2-2(-a^2b+4ab^2)]-5ab^2,其中a=-2,b=1/2快
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/14 02:21:33
![3a^2b-[2ab^2-2(-a^2b+4ab^2)]-5ab^2,其中a=-2,b=1/2快](/uploads/image/z/6891841-1-1.jpg?t=3a%5E2b-%5B2ab%5E2-2%28-a%5E2b%2B4ab%5E2%29%5D-5ab%5E2%2C%E5%85%B6%E4%B8%ADa%3D-2%2Cb%3D1%2F2%E5%BF%AB)
xMN0U8Nfb'AI7pDN mBSĞ {`E *<ߌ^-9Z9Ŏ&LwL*"oOHnY<}C}_[uiy[]ݮ;ꦫ]svP10ioV"V*AT L "11hf
*(1R(DpY+Q^b//U '4FJ2,H/6.wYrا3邞>!bhc8@LM`j+>gm6>Wy
3a^2b-[2ab^2-2(-a^2b+4ab^2)]-5ab^2,其中a=-2,b=1/2快
3a^2b-[2ab^2-2(-a^2b+4ab^2)]-5ab^2,其中a=-2,b=1/2
快
3a^2b-[2ab^2-2(-a^2b+4ab^2)]-5ab^2,其中a=-2,b=1/2快
3a^2b-(-6ab^2+2a^2b)-5ab^2
=a^2b+6ab^2-5ab^2
=a^2b+ab^2
=ab(a+b)
=-2*1/2 *(-2+ 1/2)
=2- 1/2=3/2
(a-b)^3+2ab(a-b)
a+b/2ab
2AB/A+B
a+b/2ab
(a-b)(3ab+2a²b-b³)
ab/a+b=3 a-2ab+b/2a-3ab+2b?
(a-b)平方-2ab(b-a)
ab^3+b^2+b-a+1
因式分解:a×a×a-2a×a×b+ab×b
-2ab乘以(-a^+6a^b-3a+b)
18ab(a-b)^2-12a(b-a)^3
(ab(a^-2ab)-a^2b(a-3b))÷(3a^b)
a^3-ab^2 =a (a^2 -b^2) =a(a+b)(a-b)
3(-ab+2a)-(3a-b)
3(-ab+2a)-(3a-b)
a^2b(a-b)-6ab(b-a),
a^2b(a-b)-7ab(b-a)因式分解
b/(a^2-ab)+c/(b^2-ab)+(a+b^2)/(a^2b-ab^2)