Given:
The population of continent of South America in 2010 is 395, 280, 204.
To find:
The closest estimate of this number.
Solution:
We have,

The approximate value of this number is

The scientific form of this value is

Therefore, the correct option is C.
Not a function. Dont multiply its doesnt make sence
A function is where each input (x) has only 1 output (y). Since no x values have more than one y value, this is a function (answer A)
3 friend have 6 cookies in all. They want want to share the cookies evenly. How many cookies will the get each