Please help me with the correct answer

Answer:
[tex]0.00000013=1.3*10^{-7}[/tex]
Step-by-step explanation:
Example of how scientific notation works:
[tex]150=1.50*10^{2}[/tex]
How many zeros are there?
6
How many spaces to make it 1.3?
1
6+1=7
[tex]0.00000013=1.3*10^{-7}[/tex]