Category: Algebra

Upcoming SAT tests

The next SAT test is scheduled for January 28.  That is only 27 days away!  If you are registered to take this test it is time to buckle down and finish your preparation.  What should you be doing?  Sign up…

Cramer’s Rule

Cramer’s Rule is a method of solving systems of equations. There are many methods including substitution and elimination. Sometimes though the coefficients of the equation are ugly. (Ugly isn’t my terminology, it is one given to me by a student.)…