Question

The number 0.0020 expressed in scientific notation is?

Answer 1

2x
`10^(-3)` (The "x" is the multiplication sign)

Step-by-step explanation:

A scientific notation is expressed as

`10^(n)`

When you have decimals, the exponent becomes negative:

`10^(-2)=(1)/(100) =0.01`

So this is:

2x
`10^(-3)`