(-4ab+2b)²除4b² 4ab(-2a²b+3b²c-1)
3个回答
(-4ab+2b)²除4b²
=(2b)²(-4a+1)²/4b²
=(-4a+1)²
=16a²-8a+1
4ab(-2a²b+3b²c-1)
=-8a立方b²+12ab立方c-4a
相关问题
(1)-3a-(-2a+2b-c)(2)4a²+3b²+2ab-4ab-4b² (3)3x
若a-b=4,ab=1,求(-2ab+2a+3b)-(3ab+2b-2a)-(a+4b+ab)
{ab-[3a^2b-(4a^2b+1/2ab)]-4a^2b}+3a^2b}=
已知A=2A^2+3ab-b^2,B=-1/2ab,C=3/2a^3b^3-1/4a^2b^4.求2A乘B^2-C
(-4ab)^2x(-1/4a^4b^3c^2)除以(-4a^3b^2c^2)
第一题 [(-4a^2b^3c)^2/(-2ab^2)](-ab)^2/(4a^3b^4c^2)
若a-b=4,ab=1,求(-2ab+2a+3b)-(3ab+2b-2a)-(a+4b+ab)的值
2/3ab+3/4a^2b+ab+(-3/4a^2b)-1
因式分解4ab²-4ab+a² A.4b(b-a)+a² B.(2b-a)² C
有一道题目:当a=2,b=-2时,求多项式3ab-1/2ab+b-(4ab-1/4ab-b)+(ab+1/4ab)-2b