17 Equations that changed the world

math

math

Posted by raystuckey on Saturday, March 15, 2014

I get it, its a pretty hard sell to get people to buy a book about equations. But when you write a book called In Pursuit of the Unknown: 17 Equations That Changed the World, it might be a good idea to get the equations right. Math is hard, but it's not that hard. Chapter 7 covers the equation for the standard normal distribution. Here is the offending equation from page 107:

Also, it is repeated wrong on page 115:

There are lots of ways to write this equation, as far as being algebraically equivalent. However, what you see above is not it. Here is the corrected version.

Seriously, I teach this in high school. It's not that hard.

Sample Common Core Pacing Guide

commoncore

commoncore

Posted by raystuckey on Tuesday, March 11, 2014

The link to the sample Common Core Pacing guide for RHS.

http://goo.gl/V4Ki6A

πday Preview

Posted by raystuckey on Sunday, March 2, 2014

I'm getting a πday investigation set up for my students to do on 3/14. I have circles of various that they will have to measure the diameters and circumferences (circumfrencii?)