I am grading calculus II exams and the above photo looks a bit like me. I’ll calm down before I hand the exams back to the students.

But I swear: I had one student DURING THE EXAM say “hey, you can’t do because and is undefined. Yes, this person passed calculus I and yes, we did that integral in calculus I (some schools hold off and develop using the Fundamental Theorem of Calculus). And yes, previously THIS SEMESTER we did integrals like .

(facepalm).

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