HELP PLEASE DONT IGNORE Benny says you can write 0.000000215 as
[tex]2.15 \times {10}^{7} [/tex]
In scientific notation. Do you agree with him? Explain why or why not?

please no links and don't answer unless your gonna help ​

Respuesta :

Disagree, if you move the decimal place over 7 spots you get 2.15 but it is negitive. It should be 2.15 x10^-7