# Math Help - Finding Inverse w/ Elementary Matrices

1. ## Finding Inverse w/ Elementary Matrices

Hello,

Can someone please help me solve this?

I've attached a picture.

2. Originally Posted by l flipboi l
Hello,

Can someone please help me solve this?

I've attached a picture.

Bring the left hand matrix to the unit matrix by means of elementary operations on tis rows/columns, and repeat EXACTLY each operation on the right hand matrix (which is the unit matrix). When you end, in the right hand side you'll get the inverse of the LHS matrix. (why?)

Tonio

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3. Thanks! I see how to do it now.