求0.52x+(1-0.52)x=x
求0.52x+(1-0.52)x=x
(x/x-1)+(5x-2)/x*x-x=1 求x(有图)
若1+x+x*x+x*x*x=0,求x+x*x+x*x*x+.+x(2000次幂)
提取公因式:已知x*x-5x+1=0 求x*x*x-4x*x-4x-1
已知3x*x-x=1,求6x*x*x+7x*x-5x+2000
0.52x+(1-0.52)x=80 能不能写成0.52x+(1-0.52)x=x
已知x*x-3x+1=0求√(x*x+1/x-2)=?
求函数的导数y=(x/1+x)^x+x^(x/1+x)
(x)-2x·x-x-2x+1=0求x的值,
y=(2x*x-2x+3)/(x*x-x+1),求值域?
1已知X×X-X-1=0,求-X×X×X-2×X×X+2010的值
(x-1)(x-2)(x-3)(x-4)=(x+5)(x+6)(x+7)求X等于几?