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## Homework Statement

[tex]\lambda[/tex]=0 is an eigenvalue of

A=

|1 1 1 1 1|

|1 1 1 1 1|

|1 1 1 1 1|

|1 1 1 1 1|

|1 1 1 1 1|

## Homework Equations

Find the geometric multiplicity of [tex]\lambda[/tex]=0 as an eigenvalue of A

## The Attempt at a Solution

I row reduced it then got the last four rows of all 0s but dont know where to go from there??