precalc

AP PreCalculus?

Jul
04
4 minute read

I read a really interesting post by David Bressound  on joining the advisory board for AP PreCalculus: link.  The gist of which was despite misgivings he tho...

Fantasy High School Part 4 PreCalc

Oct
26
2 minute read

I’ve been looking around at sample curriculum sequences due to odd  seeming topics I’ve seen at home via the Pre-Calculus class my older son is taking,  In t...

Ratios vs determinants

Sep
03
1 minute read

Today’s post regards a small conceptual improvement.  It all started with the following problem which caused some trouble for the kids: