lg²5+lg2*lg5+lg2=lg5²+1+lg2(里面的lg5²和1是怎么得的)要过程!
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/18 22:44:56
lg²5+lg2*lg5+lg2=lg5²+1+lg2(里面的lg5²和1是怎么得的)要过程!lg²5+lg2*lg5+lg2=lg5²+1+lg2(
lg²5+lg2*lg5+lg2=lg5²+1+lg2(里面的lg5²和1是怎么得的)要过程!
lg²5+lg2*lg5+lg2
=lg5²+1+lg2(里面的lg5²和1是怎么得的)要过程!
lg²5+lg2*lg5+lg2=lg5²+1+lg2(里面的lg5²和1是怎么得的)要过程!
lg2*lg5
=lg(2*5)
=lg10
=1
lg^25=lg5^2