解方程:5x²-7x+2=0 2x²+3x-3=0
解方程(x²+3x+2)(x²-2x-1)(x²-7x+12)+24=0
解方程(x²-3x)/(x²-1)+(2x-1)/(x-1)=0
解方程①(x+3/x-1)²-5(x+3/x-1)+6=0 ②x²-2/x+3-6x+18/x
解方程:(x²+x)(x²+x-3)-3(x²+x)+8=0
(x^2+x)(x^2+x-3)-3(x^2+x)+8=0解方程
解方程:2(X-3)(X+5)=X平方+(X+2)(X-2)+(X+7)
(x+1)(2x-3)-(x-1)(x+2)=x²+7,解方程,
解方程:x(x+2)+(2x+1)(2x-1)=5(x²+3)
解方程(x+3)²-x(x+3)=0 x²-2根号5x+1=0
解方程:(4/x-2)+(x-1/x-5x+6)+(2/3-x)=0
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
解方程(x-2)/(x-3)-(x-3)/(x-4)=(x-5)/(x-6)-(x-6)/(x-7)