100分若x1满足2x+2的x次方=5,x2满足2x+2log2(x-1)=5,则x1+x2=?
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100分若x1满足2x+2的x次方=5,x2满足2x+2log2(x-1)=5,则x1+x2=?
若x1满足2x+2的x方=5,x2满足2x+2log2(x-1)=5,求x1+x2
若x1满足2x+2的x方=5,x2满足2x+2log2(x-1)=5,求x1+x2
1抛物线y2=2x上两点A(x1,y1),B(x2,y2)关于直线y=x+b对称,且y1y2=-1,求b=?若x1满足2x+2的x次方=5,x2满足2x+2log2为底(x+1)=5,则x1+x2=?
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