分式通分1.1/ax 1/bx 2.b/a-x c/ay-xy 3.2/x+1 2/x+2 4.1/2x+5 2/4x²-25 最简公分母也写上
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/21 02:15:35
![分式通分1.1/ax 1/bx 2.b/a-x c/ay-xy 3.2/x+1 2/x+2 4.1/2x+5 2/4x²-25 最简公分母也写上](/uploads/image/z/806241-57-1.jpg?t=%E5%88%86%E5%BC%8F%E9%80%9A%E5%88%861.1%2Fax+1%2Fbx+2.b%2Fa-x+c%2Fay-xy+3.2%2Fx%2B1+2%2Fx%2B2+4.1%2F2x%2B5+2%2F4x%26%23178%3B-25+%E6%9C%80%E7%AE%80%E5%85%AC%E5%88%86%E6%AF%8D%E4%B9%9F%E5%86%99%E4%B8%8A)
分式通分1.1/ax 1/bx 2.b/a-x c/ay-xy 3.2/x+1 2/x+2 4.1/2x+5 2/4x²-25 最简公分母也写上
分式通分1.1/ax 1/bx 2.b/a-x c/ay-xy 3.2/x+1 2/x+2 4.1/2x+5 2/4x²-25 最简公分母也写上
分式通分1.1/ax 1/bx 2.b/a-x c/ay-xy 3.2/x+1 2/x+2 4.1/2x+5 2/4x²-25 最简公分母也写上
1.1/ax =b/abx
1/bx=a/abx
最简公分母:abx
2.b/a-x=by/(a-x)y
c/ay-xy =c/(a-x)y
最简公分母:(a-x)y
3.2/x+1=2(x+2)/(x+1)(x+2)
2/x+2=2(x+1)/(x+1)(x+2)
最简公分母:(x+1)(x+2)
4.1/2x+5=(2x-5)/(2x-5)(2x+5)
2/4x²-25 =2/(2x-5)(2x+5)
最简公分母:(2x-5)(2x+5)
a=2^5=32 b=2^4*C(5,1)*(-1)=-80 c=2^3*C(5,2)=80 d=2^2*C(5,3)*(-1)=-40 e=2*C(5,4)=10 f=1*(-1)=-1 a=