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Figure gives a system of logic gates. Fr...

Figure gives a system of logic gates. From the study of truth table it can be found that no produce a high output `(1)` at `R`, we must have

A

`X=0,Y=1`

B

`X=1,Y=1`

C

`X=1,Y=0`

D

`X=0,Y=0`

Text Solution

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The correct Answer is:
C
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