Question

What is the result of multiplying 2.5x10^10 by 3.5x10^-2?

Answer 1

Answer:

The result is 8.75 x10^8

Step-by-step explanation:

When you multiply numbers in scientific notation, you do the following:  

Multiply the base numbers normally:  

2.5* 3.5 = 8.75  

The exponents with base 10 are added and the base stays the same in the result:  

10^10x10^-2= 10^(10+(-2))=10^8.  

The answer is the multiplicaton of both 8.75*10^8.

Answer 2

8.75^8 when you multiply you add your exponents and when you divide you subtract your exponents