Question: digital signal processing please help ONLY PROBLEM 1 1) Sketch the following signals: a) 25 (m)+35 (m+1)+18 (m - 1) b) u (n) + 28

digital signal processing please help ONLY PROBLEM 1 1) Sketch the

digital signal processing please help

ONLY PROBLEM 1

1) Sketch the following signals: a) 25 (m)+35 (m+1)+18 (m - 1) b) u (n) + 28 (n 2) c) 2 sin(0.25A) (n) 2) Find the unit-impulse response for the following: a) y (n) = 2x (n) +32 (n-1), 2(-1) = 0 b) y(n) = -0.5y (n-1)+x (n-1) + 0.25% (n), y(-1) = 0

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