By using this site, you are accepting "session" cookies, as set out in the site's Privacy Policy
Cookies are also used to remember which page of the book you last viewed, so that when you revisit the site you automatically return to the last page you visited.
It is certainly true that 100 = 10 × 10. But when we asked you to write 100 as a power of 10, we meant for you to write 100 using 10 as a base and some appropriate exponent, in other words, in the form
