Answer:
.
Step-by-step explanation:
Given : In 2012, the total population of Florida was 3,158,697 people.
To find : What was the population in scientific notation,
Solution : We have given
3,158,697
Steps to write in scientific notation :
Step 1 : If a number has n digit we move decimal point ( n-1) place to left
and to balance , multiply by .
We can see there are n = 7 in 3,158,697
So, we move decimal point 6 place to the left .
Then .
Therefore, .