Assertion (A): An LTI discrete system represented by the difference eq – McqOptions

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1.	Assertion (A): An LTI discrete system represented by the difference equation. y (n+2)-5y(n+1)+6y(n) =x(n) is unstable.
A.	: A system is unstable if the roots of the characteristic equation lie outside the unit circle.
B.	Both A and R are true and R is the correct explanation of A
C.	Both A and R are true but R is NOT the correct explanation of A
D.	A is true but R is false
Answer» B. Both A and R are true and R is the correct explanation of A

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