# Algebra 2

posted by Nikki

What is the solution for the determinant?
|1 7 |
|0 -3|

How do you find the solution? I'm probably going to feel really stupid because it's probably simple but I'm just having some problems. Okay, a lot.

1. Damon

you could do
(1*-3) - 7(0) = -3

2. Damon

in general though see:

http://www.mathsisfun.com/algebra/matrix-determinant.html

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