Question: (a) Define x(t) = 2 cos(wt + 5) + cos(wt + 2) + 3 cos(wt - 1), where the phases have units of radians. Express

(a) Define x(t) = 2 cos(wt + 5) + cos(wt +

(a) Define x(t) = 2 cos(wt + 5) + cos(wt + 2) + 3 cos(wt - 1), where the phases have units of radians. Express x (t) in the form x(t) = A cos(wt + p). (b) Determine the values of the parameters { w, (, A} in the equations below. 5 cos(wt + p) = Ae (jot+j$) + Ae(-jot+j2/3) (20%)

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