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(Solved): signals a) \( 1 f \cdot x(n)=2 \delta(n+1)+3 \delta(n)+28(n-1)-4 \delta(n-3) \), find the following ...



signalsa) \( 1 f \cdot x(n)=2 \delta(n+1)+3 \delta(n)+28(n-1)-4 \delta(n-3) \), find the following
i) Sketch \( x(n) \) and find its

a) \( 1 f \cdot x(n)=2 \delta(n+1)+3 \delta(n)+28(n-1)-4 \delta(n-3) \), find the following i) Sketch \( x(n) \) and find its energy ii) sketch \( 2 x(2 n-1) \) Sketch the signal \( y(n)=2^{-1} \) rect \( (n / 3) \) and find its energy.


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So in first part we plot the x[n] as it is sum of delaye
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