lg根号1000=?怎样算?

lg根号1000=?怎样算?

=lg10的3/2次方
=3/2lg10
=3/2

lg根号1000
=1/2lg1000
=1/2 x 3
=3/2

lg根号1000
=(1/2)lg1000
=1/2×3
=3/2

lg√1000
=lg√10³
=lg10＾(3/2)
=3/2

lg根号1000 的 指数放到前面来
所以=(1/2)lg1000
=1/2×3
=3/2