题目内容
若x1满足2x+2x=5,x2满足2x+2log2(x-1)=5,则x1+x2等于
3
4
若
A.
B.3
C.
D.4
若x1满足2x+2x=5,x2满足2x+2log2(x-1)=5,那么x1+x2=