T Tash Member Feb 6, 2009 #1 How do I tell the difference between them? Is there a symbol I could easily recognize? I have an NSpire here and I don't know if I can use it on the ACT since CAS's are not permitted...btw, I'm taking this tomorrow!!!!!!!!!!!!! HELP!!!
How do I tell the difference between them? Is there a symbol I could easily recognize? I have an NSpire here and I don't know if I can use it on the ACT since CAS's are not permitted...btw, I'm taking this tomorrow!!!!!!!!!!!!! HELP!!!