Categories
Vector and Matrix Quantities Vectors and Matrices

Perpendicular(?) Vectors

What’s the mistake? Why did the student make this mistake, in particular?

Thanks again to the tweeting and blogging Kate Nowak for this submission.

Categories
Vector and Matrix Quantities Vectors and Matrices

Perpendicular Vectors

Assignment: reconstruct what was going through the student’s mind as she solved this problem and, apparently, answered the problem with confidence.

This mistake has been brought to you by Kate Nowak, who blogs and tweets and stuff.