Calculus I: Quiz 6 Extra Practice

[jan-willemreens]

...Good day to you Dr. Valerie, I hope you're doing well. Admittedly unnecessarily, I can only say that as always I have been watching your presentation with great pleasure and admiration. Indeed at the end of your presentation a final integral with an instructive message. Thank you for all your math efforts... A happy Sunday to you and stay well, Jan-W