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# *Digital Signal Processing Question* Determine if the following LTI systems are stable. a.) h(n)=(4^n)*(u(-n)) b.) y(n)=e^(-x(n))

*Digital Signal Processing Question*

Determine if the following LTI systems are stable.

a.) h(n)=(4^n)*(u(-n))

b.) y(n)=e^(-x(n))

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