Q2 Find and sketch the odd and even components of the following signals - a)x(t) = t4+4 t³ + 2t² + t − 2 b)x(n) = {-2,1,1, -2, 3, 4} X(t) -2 -1 1 Q3) Are the following signals periodic. If periodic find their fundamental period s 2π n 3πT -n 3C = + + 3 Cos(n + 1) a)x(n) = e3 +e'4 b) x(t) = sin (5/4) 5t + sin 2 에요 3t 't+2π + 2 cos 5 3 c)Given x(t)=Cos(4лt)u(t) .Is the even component of x(t) periodic if periodic find its fundamental period d)Given x(t)=sin(4лt)u(t) .Is the even component of x(t) periodic if periodic find its fundamental period Q4) Find the energy and power of the following signals a)x(n) = {(3)" for n ≥ 0 x(n) = (3)n for n < -2} b)x(t)=4u(2-t)