Step-4:Summation
A. 1-2-3-4
B. 1-2-4-3
C. 2-1-3-4
D. 1-3-2-4
Answer:A
Step-4:Summation
A. 1-2-3-4 B. 1-2-4-3 C. 2-1-3-4 D. 1-3-2-4
Explanation: First the signal h(k) is folded to get h(-k). Then it is shifted by n to get h(n-k). Then it is multiplied by x(k) and then summed over -∞ to ∞.