Question

What is the product written in scientific notation?
3*10^20/4*10^5

Answer 1

well, the way we usually handle these problems is to separate the exponential part from the non-exponential part

start with 3/4 = ?

Answer 2

0.75

Answer 3

ok, now let's work on the other part

(10^20)/(10^5) = ?

Answer 4

is it 16

Answer 5

um, not quite...

when we have the same base, and we're doing division, we subtract the exponents

10^20/10^5 = 10^(20-5) = ?

Answer 6

i dont know ;
:(

Answer 7

20-5 = ?

Answer 8

15

Answer 9

is it 7.5*10^15