Inkling

Unresolved gap

04:10Resolved

About “Chain versus product rule”

First seen Sep 27 · resolved Sep 28 by writing through it calmly

Reopen it if it still feels shaky.

Why it was flagged

Paused 3s while 21 words were spoken
Writing 64% slower than usual
Erased 1× (usual 0.0)

What the lecture was saying

04:00–04:20

“…is for one function plugged into another, like sine of x squared. Ask yourself: is the x sitting inside something, or next to something? Sometimes you need both rules in the same problem. Take x squared times e to the three x. Product rule first: two x times e to the three x, plus x squared times the derivative of e to the three…”

Let’s re-explain it

Explain in

Learning timeline