- LocCloud
-
lg1/4-lg25=-lg4-lg25=-(lg4+lg25)=-lg(4*25)=-lg100=-2
- cloud123
-
lg1/4-lg25
=lg(1/4/25)
=lg(1/100)
=-2
- 蓓蓓
-
lg1/4-lg25
=lg(1/4÷25)
=lg(1/100)
=-2
- 再也不做稀饭了
-
=lg1/100=-2
lg1/4-lg25=-lg4-lg25=-(lg4+lg25)=-lg(4*25)=-lg100=-2
lg1/4-lg25
=lg(1/4/25)
=lg(1/100)
=-2
lg1/4-lg25
=lg(1/4÷25)
=lg(1/100)
=-2
=lg1/100=-2