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Is the function y[n] = x[n - 1] – x[n - 56] causal?
  • a)
    The system is non causal
  • b)
    The system is causal
  • c)
    Both causal and non causal
  • d)
    None of the mentioned
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
Is the function y[n] = x[n - 1] – x[n - 56] causal?a)The system ...
As the value of the function depends solely on the value of the input at a time presently and/or in the past, it is a causal system.
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Is the function y[n] = x[n - 1] – x[n - 56] causal?a)The system is non causalb)The system is causalc)Both causal and non causald)None of the mentionedCorrect answer is option 'B'. Can you explain this answer?
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