6.25=2.5² 1/100=10-² √e=e½ 1+log2 3=log2 2+log2 3=log2 6
所以log以2.5为底6.25的对数=2,lg1/100=-2,ln根号e=1/2,
2的(1+log以2为底3的对数)的次方=6
所以,原式=2+(-2)+1/2+6=6.5
=2+(-2)+1/2+2*2^(log以2为底3的对数)
=1/2+2*3
=6.5
log(2.5,6.25)=2
lg(1/100)=-2
ln(e)=1
2^(1+log(2,3))=2^log(2,6)=6
原式=7