方程6x^2-5xy+y^2-8x+2y-8=0的图像与x轴围成的图形的面积是多少?

化简分式方程:x*x-xy-y*y/x*x-3x-6y+2xy 因式分解 x-xy+3y-3x 2x+xy-y-4x+5y-6 诺x+y=6,xy=4 求(5x-4y-3xy)-(8x-y+2xy) 化简：3x^2-[5xy-(x^y-3xy)+4x^2y-8xy] 2X^+XY-Y^-4X+5Y-6 2x^+xy-y^-4x+5y-6=? 方程10x^2-16xy+8y^2+6x-4y+1=0 则x-y等于?10x^2-16xy+8y^2+6x-4y+1=0 则x-y等于? 3(x-y)²-7(x-y)+8(x-y)²+6(x-y)求详细过程（2） 5xy-4x²y-8xy²+3xy-xy²+4x²y 解方程xy'=(√x^2-y^2)+y 求解方程Y'X^2=XY-Y^2 1.（x^2y-xy^2)除以（x-y) 2.x^2-5x-+6 3.3x^2-8x+4 解方程1,x^2-4x+3 =0 2.2y^2-5y+2=0 5x^3y*(-3y)^2+(-6xy)^2*(-xy)+xy^3*(-4x^2) 已知xy/x+y=2,求代数式8x-5xy+8y/-x+3xy-y的值 x+y=8,xy=-2,求(5xy+4x+7y)+(6x-3xy)-(4xy-3y)的值 解方程 x^2-4xy+5y^2-6y+9=0 若实数XY满足方程X²-XY-2Y²+5x-4y+6=0试求x²+y²的最小值 化简：x-y/x+3y÷x^-y^2/x^2+6xy+9y^2-(xy/x+y) 1、(-7x^y)(2x^y-3xy^3+xy) 2、((x-y)^6)/((y-x)^3)/(x-y)