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If |{:(6i , -3i , 1) , (4 , 3i , -1) , ...

If `|{:(6i , -3i , 1) , (4 , 3i , -1) , (20 , 3 , i):}|` = x +iy show that x = y = 0

A

`x=3,y=1`

B

`x=1,y=3`

C

`x=0,y=3`

D

`x=0,y=0`

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The correct Answer is:
D
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AAKASH SERIES-MATRICES -DETERMINANTS-PRACTICE EXERCISE
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