Question

How do you express `9.1times10^-5` in standard notation?

Answer 1

`9.1xx10^(-5)=0.000091`

Explanation:

`9.1xx10^(-5)` is in scientific notation.

To convert it into standard notation one just needs to

multiply `9.1` by `10^(-5)` i.e.

divide `9.1` by `10^5` i.e. `100000`. This means shifting decimal point to left by `5` places.

Hence `9.1xx10^(-5)=9.1/100000=0.ul(00009)1`