Name: Factoring the hard trinomial using triple play @minkusbc
Uploaded: 2006-08-25T01:29:31-0400
Duration: 8 min 17 s
Description: How to use the triple play technique ( little bit of magic) to factor a hard trinomial. This video is the 12th out of 16 in the Factoring series. The other three series are Solving Equations, Word Problems and Graphing.

How to Construct an Angle and a Perpendicular Bisector @minkusbc

Uploaded June 2009 | Updated September 2026, 4 hours ago

Using only a compass and a straight edge, one can bisect an angle and construct a perpendicular bisector of a line segment. I have used these ideas in constructing my house. I also show how to circumscribe a triangle and how to inscribe a triangle.

How to Construct an Angle and a Perpendicular Bisector

Solving Polynomial Equations by Graphing Calculator

Triple Play by factoring the denominator

Solving an equation containing decimals (part two)

Factoring the hard trinomial using triple play