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The matrix A=[{:(1/sqrt2,1/sqrt2),((-1)/...

The matrix `A=[{:(1/sqrt2,1/sqrt2),((-1)/sqrt2,(-1)/sqrt2):}]` is `A=[{:(a,2),(2,4):}]` is singular if

A

`ane1`

B

`a=1`

C

`a=0`

D

`a=-1`

Text Solution

Verified by Experts

The correct Answer is:
B
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