Showing posts with label Mrs. Mellon. Show all posts
Showing posts with label Mrs. Mellon. Show all posts

Derivative DY equals three R squared D R over three, or R squared D R, or R D R R. Har-dee-har-har.

Derivative DY equals three R squared D R over three, or R squared D R, or R D R R. Har-dee-har-har.