railway RRB JE (CBT I + CBT II) Mock Test 2024 Signals and Systems Linear Time Invariant Systems Convolution of Signals
What is the convolution of the sequences of x1(n) = x2(n) = {1, 1, 1}?
1
{1, 2, 3, 2, 1}
2
{2, 1, 2, 3, 1}
3
{1, 2, 3, 1, 2}
4
{3, 1, 2, 3, 1}