214 arthur_petrosyanJanuary 14, 2020January 16, 2020Հանրահաշիվ Post navigation PreviousNext ա)(a²/a+1-a³/a²+2a+1)÷(a/a+1-a²/a²-1) a=-3 a²(a+1)-a³/(a+1)²=a³+a²-a³/(a+1)²=a²/(a+1)² Share this:TwitterFacebookLike this:Like Loading... Related