(ab+1)(a+1)(b+1)+ab

ab+a+b+1ab+a+b+1ab+a+b+1ab+a+b+1=a(b+1)+(b+1)=(a+1)(b+1)ab+a+b+1=a(b+1)+b+1=(b+1)(a+1)ab+a+b+1=(ab+a

ab-a-b+1ab-a-b+1ab-a-b+1

因式分解(ab+1)平方+(ab+1)(a+b)+ab步骤因式分解(ab+1)平方+(ab+1)(a+b)+ab步骤因式分解(ab+1)平方+(ab+1)(a+b)+ab步骤(ab+1)²+

a²+ab/a²-ab·1/a+b·b²-ab/ab计算a²+ab/a²-ab·1/a+b·b²-ab/ab计算a²+ab/a&#

(a+b-2ab)(a+b-2)+(1-ab)^2(a+b-2ab)(a+b-2)+(1-ab)^2(a+b-2ab)(a+b-2)+(1-ab)^2(a+b-2ab)(a+b-2)+(1-ab)^2

1+a+ab+b=?1+a+ab+b=?1+a+ab+b=?1+a+ab+b=1+a+b(a+1)=(1+a)(1+b)

因式分解1-a-b+ab因式分解1-a-b+ab因式分解1-a-b+ab1-a-b+ab=(1-a)-(b-ab)=(1-a)-b(1-a)=(1-a)(1-b)1-a-b(1-a)=(1-a)(1-

因式分解ab-a+b-1因式分解ab-a+b-1 因式分解ab-a+b-1 

ab+a+b+1因式分解ab+a+b+1因式分解ab+a+b+1因式分解原式=a(b+1)+(b+1)=(a+1)(b+1)

(ab+a)+(b+1)因式分解(ab+a)+(b+1)因式分解(ab+a)+(b+1)因式分解提取公因式法：（ab+a）+（b+1）=a（b+1）+（b+1）=（a+1）（b+1）望楼主采纳!是初一

因式分解ab-a-b+1因式分解ab-a-b+1因式分解ab-a-b+1你好,很高兴能为你回答问题：ab-a-b+1=a(b-1)-(b-1)=(a-1)(b-1)祝你进步!采纳哦

ab+a+b+1因式分解ab+a+b+1因式分解ab+a+b+1因式分解ab+a+b+1=(ab+a)+(b+1)=a(b+1)+(b+1)=(a+1)(b+1)ab+a+b+1=a(b+1)+(b+

因式分解:ab-a+b+1因式分解:ab-a+b+1因式分解:ab-a+b+1(a+1)(b-1)十字相乘a1b-1前面的都错了,因式分解不能有括号外的低级（加减）运算的.ab-a+b+1=ab+a+

ab-a-b+1因式分解,ab-a-b+1因式分解,ab-a-b+1因式分解,(a-1)(b-1)

ab+a+b+1因式分解ab+a+b+1因式分解ab+a+b+1因式分解=a(b+1)+b+1=(a+1)(b+1)ab+a+b+1=a(b+1)+(b+1)=(b+1)(a+1)ab+a+b+1=a

(ab+a)+(b-1)因式分解(ab+a)+(b-1)因式分解(ab+a)+(b-1)因式分解 

计算ab/(a+b-1)(a+b)+ab/(a+b)(a+b+1)+ab/(a+b+1)(a+b+2)+.+ab/(a+b+98)(a+b+99)+ab/(a+b+99)(a+b+100)其中a、b满

ab/(a+b-1)(a+b)+ab/(a+b)(a+b+1)+ab/(a+b+1)(a+b+2)+…+ab/(a+b+98)(a+b+99)+ab/(a+b+99)(a+b+100)的值a=1b=-

计算ab/(a+b-1)(a+b)+ab/(a+b)(a+b+1)+ab/(a+b+1)(a+b+2)+.+ab/(a+b+98)(a+b+99)+ab/(a+b+99)(a+b+100)计算ab/(

急……ab/(a+b-1)(a+b)+ab/(a+b)(a+b+1)+ab(a+b+1)(a+b+2)+……+ab/(a+b+98)(a+b+99)+ab/(a+b+99)(a+b+100)急……ab