Question: Suppose that an input signal x(t)=cos(2.pi.t) is applied to two systems described by the I/O relationship y1 (t) =x^2 (t) and y2(t) = tx(t) .

  1. Suppose that an input signal x(t)=cos(2.pi.t) is applied to two systems

    described by the I/O relationship y1 (t) =x^2 (t) and y2(t) = tx(t) . Determine if these two

    system as stable.

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