Equation

2 Questions
13 Answers

+3

1

2129

14

+52

How do i calculate the inverse of a matrix using the SC?

Say for instance i have a coefficient matrix of 3 x 3. How do i enter it into the scientific calculator to work out it's inverse when you need that say for working out a system of equations?
Just need a heads up on what buttons to hit as the SC read more ..

Alan ●●●●●●●●●●●●●●

Equation Aug 17, 2014

+3

1030

15

+52

Can anyone break this down for me?

This is a nodal analysis for an electronic circuit and we're searching for two variables. Now this is to be done with the simultaneous equation method. I was trying to do it with the elimination of one variable to get the other but i'm not getting the right read more ..

Alan ●●●●●●●●●●●●●●●

Equation Jul 10, 2014