Question

What is 0.00000000055 in scirntific notation​

Answer 1

5.5 x 10^-10

Explanation:

There are 9 zeros descending from the decimal(so that's why its negative) then you count the five as a "number" and then it equals 10. Don't add the last five just one.

Answer 2

5.5 x 10 ^-10
i hope this helps