x2-x-6=0
x2+x-6/(x2+x)+1=0怎么做
x2-x-6=0
7/x2+x+1/x2-x=6/x2-1
x2-8x+15=0 求两根 x2-5x+6=0 求两根 注:x2是x2方啊
x2+x=6,
设X2-6X+1=0则X2+1/X2的值为
x2-3x+1=0 x2/(x4-x2+1)
x2-5x+1=0则x2+x2/1
x2-3x-1=0,求①x2 1/x2;②x2-1/x2
x2+x-6=0 x2-根号3x-二分之一=0 4x2-6x=0
解方程4x2-4x+1=x2+6x+9 7x2-√6x-5=0
解分式方程:1/(x2-2x-3) +2/(x2-x-6) +3/(x2+3x+2)=0
解分式方程:1/(x2-2x-3) +2/(x2-x-6) +3/(x2+3x+2)=0
X2+X+6=0怎样算
x2+x+6=0怎么解
6x2+x-15=0
x2-6x+8=0
求解x2-6x+10=0