Question

How to simplify `(2.3 times 10^6 ) (3.1 times 10^2)` in scientific notation?

Answer 1

Move the decimal points

Explanation:

`(2.3 *10^6) (3.1*10^2)`

Move the decimal points accordingly to the exponent
`= 0.0000023`
`=0.031`

`0.0000023 * 0.031 = 7.13 * 10^-8`

Simplify the answer (into scientific notation)
`= -0.0000000713`