Answer:
There is a little paper clip icon at the bottom of the answering or posting a question box that pulls up. Just click on it and it will give you the option to add an attachment.
Step-by-step explanation:
The answer the the question Is 5
<span>2 * 10^-4 - 1 * 10^-5
= 10^-4 ( 2 - 1 * 10^-1)
= 10^-4 ( 2 - 0.1)
= 10^-4 (1.9)
= 1.9 * 10^-4
hope it helps</span>
That would be 87!
Have a wonderful day!