Question

The approximate number of bicycles in the United States in the year 2007 was 14,000,000. How can this number be expressed in scientific notation?

Answer 1

`1.4*10^7`

Explanation:

we have

`14,000,000`

Remember that

`14,000,000=1.4(10,000,000)`

and

`10,000,000=1*10^7=10^7`

substitute

`14,000,000=1.4*10^7`