Consider discrete-time signals x, [n] and x2[n] respectively given as (a) x1[n] = 28[n + 2]...

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Consider discrete-time signals x, [n] and x2[n] respectively given as (a) x1[n] = 28[n + 2] + u[n] – u[n – 2], %3D x2[n] = u[n – 1] – u[n – 2] + 28[n – 3]. and Sketch the waveforms of x,[n] and x2 [n]. Find the convolution x1[n] + x2[n]. (i) (ii) Consider continuous-time signals x1 (t) and x2(t) respectively given as (b) (t+1 -1<t<0 0 st<2 , otherwise x,(t) = } 2 x2(t) = u(t) – u(t – 2). Find the convolution x, (t) * x2(t). Consider discrete-time signals x, [n] and x2[n] respectively given as (a) x1[n] = 28[n + 2] + u[n] – u[n – 2], %3D x2[n] = u[n – 1] – u[n – 2] + 28[n – 3]. and Sketch the waveforms of x,[n] and x2 [n]. Find the convolution x1[n] + x2[n]. (i) (ii) Consider continuous-time signals x1 (t) and x2(t) respectively given as (b) (t+1 -1<t<0 0 st<2 , otherwise x,(t) = } 2 x2(t) = u(t) – u(t – 2). Find the convolution x, (t) * x2(t).