Question

Write down the ORDER OF MAGNITUDE for the numbers given:

a)4.72*10^-7
b)8.65*10^4
C)7.59*10^-5

Answer 1

a: 10^-7
b: 10^5
c. 10^-5

Answer 2

Is 8.65*10^4 has the order of magnitude 10^4 or 10^5?

My answeris 10^4