It depends on what digital pen you're using.
Ink pens are better because they don't run out of ink like digital and you dont have to re-charge every time.
Hope this helps!:)<span />
Pery tech is where im at they have a great math class
Answer:
A...In the Insert Function dialog box, click the function name to get a short description.
Explanation:
would be A
the answer is A-B=5i+j-2k