已知x满足22x+2-22x+1=32,求x的值.
已知x满足22x+2-22x+1=32,求x的值.
已知实数x满足5x*x-3x-5=0,求代数式5x*x-2x-1/5x*x-2x-5的值.
已知实数x满足5x*x-3x-5=0,求代数式5x*x-2x-[1/5x*x-2x-5]的值.
已知实数x满足根号x-5+绝对值2-x=x 求x的值
.已知.实数x满足根号x-5 + 绝对值2-x =x .求x的值
已知实数x满足|(根号2005)-x|+[根号(x-2006)]=x,求x的值.
已知实数x满足等式|x-3|+|x+3|=-2X,求X的范围
已知f(x)满足2f(x)+f(1/x)=3x,求f(x)
已知f(x)满足2f(x)+f(1/x)=3x,求f(x)?
已知f(x)满足2f(x)+f(-x)=-3x+1,求f(x)
已知实数x,y满足(x+y)^2=1,(x-y)^2=25,求x,y的值
已知x,y满足y^4+2x^4+1=4x^2y,求x,y的值