<p>Let me start by saying that I'm not asking for help with homework ;) For those who still don't believe me, I have already filled in the answers. So, I was studying math and I came across this question, not extremely difficult... I do have SOME clue about it, but I just want to know if I am doing things correctly.</p>
<p>I originally intended to write it as N’(x) and then substitute x=26, but somewhere along the thought process, I decided that I would directly write N’(26) and out of absentmindedness forgot the " ’ "</p>