Determine if the number 5.1 × 10–8 is written in scientific notation. If not, explain.

(1 point)
Responses

Yes; the number is written in scientific notation.
Yes; the number is written in scientific notation.

No; the first factor is not a number between 1 and 10.
No; the first factor is not a number between 1 and 10.

No; it is not written as a number times a power of 10.

No; it is not written as a number times a power of 10.