来自李俊花的问题
若0.0000003=3×10的x次方,则x=_______;若1=0.01x,则x=_______
若0.0000003=3×10的x次方,则x=_______;若1=0.01x,则x=_______


若0.0000003=3×10的x次方,则x=_______;若1=0.01x,则x=_______
若0.0000003=3×10的x次方,则x=_______;若1=0.01x,则x=_______
-7;100