分式加减题1/(m^2-m)+(m-5)/(2m^2-2)
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![分式加减题1/(m^2-m)+(m-5)/(2m^2-2)](/uploads/image/z/5426440-16-0.jpg?t=%E5%88%86%E5%BC%8F%E5%8A%A0%E5%87%8F%E9%A2%981%2F%28m%5E2-m%29%2B%28m-5%29%2F%282m%5E2-2%29)
分式加减题1/(m^2-m)+(m-5)/(2m^2-2)
分式加减题
1/(m^2-m)+(m-5)/(2m^2-2)
分式加减题1/(m^2-m)+(m-5)/(2m^2-2)
1/(m^2-m)+(m-5)/(2m^2-2)
=1/m(m-1) +(m-5)/2(m-1)(m+1)
=(2m+2+m^2-5m)/2m(m-1)(m+1)
=(m^2-3m+2)/2m(m-1)(m+1)
=(m-1)(m-2)/2m(m-1)(m+1)
=(m-2)/2m(m+1)