7,10 5,-6 -7,12 x제곱+xy-2y제곱,x제곱+2xy-15y제곱,x제곱-8xy+12y제곱 2,7,6 6,-7,-5 8,-26,15 10x제곱-9x+2,12x제곱+29xy+15y제곱,-10x제곱+21xy+10y제곱
당신은 어느 그룹입니까?