True or false? 1. If det(A)=0 then A=0.

oldnick | Student

False: I.e    

`[[1,4,7],[3,2,11],[8,5,29]]`  is non zero matrix, but tis determinant is zero for the tirdh column si sum of 3 times first + second.

pramodpandey | Student

False.

Because

`A=[[2,3],[4,6]]`

`det(A)=0 `

`but`

`A!=0`