Processing math: 0%
Trần Vanh | Chat Online
09/08/2020 21:17:37

A = (x^2 + x)/(x^2 - 2x + 1) : ((x + 1)/x- 1/(1 - x) + (2 - x^2)/(x^2 - x)). Rút gọn A


A=x^2+xx^2-2x+1:(x+1x-11-x+2-x^2x^2-x) 

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