Question

Why is scientific notation used?

Answer 1

The answer is the last one; to express very large or small numbers.
We use it so we can show big or very small numbers in an easier way.

Answer 2

Answer: to express very large or very small numbers.c

Step-by-step explanation:

Scientific notation or scientific form is a way of expressing numbers that are too large or too small to be appropriately written in decimal form.

It is expressed as the product of a decimal form of number [commonly between 1 and 10] and powers of ten.

Hence, the scientific notation used to express very large or very small numbers.