If Delta=|(sinx.cosy,sinx.siny,cosx),(co...

If `Delta=|(sinx.cosy,sinx.siny,cosx),(cosx.cosy,cosx.siny,-siny),(-sinxsiny,sinx.cosy,0)|` , then `Delta` is independent of a)x b)y c)constant d)None of these

A

x

B

y

C

constant

D

None of these

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The correct Answer is:

B

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