An FIR filter has an impulse response given by ℎ(𝑛)={2,1,2,1}. Find its response 𝑦(𝑛) to the input 𝑥(𝑛)={1,−2,4}. Assume that both 𝑥(𝑛) and ℎ(𝑛) start at 𝑛=0.
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2021-06-01T03:47:38-0400
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