A Is the number written in scientific notation? Why or why not? 3.6 𝑥 100^7

Is the number written in scientific notation? Why or why not? 3.1 𝑥 106−5

2 answers

scientific notation is
Nx10^p where
0 <= N < 10
p is an integer
Now see why the examples do or do not fit that pattern
I don't understand.