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step by step explanation required Advanced Physics (7.3) Show that the energy of a classical electromag- netic wave with field quadratures X1(t) and X2(t) is

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Advanced Physics (7.3) Show that the energy of a classical electromag- netic wave with field quadratures X1(t) and X2(t) is given by: E = hw(X1(t)2+ X2(t)2). Hence derive egn 7.47 for a coherent state. J, 81 vuo. Eclassical = hwa|2. (7.47)

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