If a number is subtracted from its square we get 272. Find the number?  Select the correct option:
A) 22  B) 29  C) 17  D) 29  E) 11
Explanation:   x2 â€“ x = 272 =&gt; x =17   Answer: 17
<result>C</result>
If a number is subtracted from its square we get 272. Find the number?