发射极接电阻[tex=1.286x1.286]C821z++XDNqLag+9GstCGA==[/tex]的共发放大器，若计及[tex=1.214x1.286]fmbot2cga7r2QbyaV6xPRA==[/tex]，且满足[tex=6.857x1.286]LljFx8kS2I7gFyWVXAlUIZ8KeoybmXW8R9XqXM0IpqRkE+pvYfo5Lm1mukc6u3NM[/tex]，[tex=4.0x1.286]caIZuqYoqqqudgbNHG8vLTuGmi0E0Me0XMf6hofBqII=[/tex]的条件，试证：[tex=15.571x2.0]prKVR1obxThVYtC+NRDyczcFVUpL7PxwTxm/EZhkvHM/CdbG+FvXtHTBXrY6Rd83eN4PAr+osK11bVT5wuyUbMbNGCDuE8/Z1nWO8Z1uZHYEW7DldWMaFfgcQAcAR2sOeatcPHormO8o9GvR+dNwDQ==[/tex]，[tex=16.786x2.357]ATg3+xnW2HvHGLz72Ve9BziqTauidEALov4FytRCj2TF8/fOecRYGt+oqpdOa7UkS8CmDtNGBljskaU62GIwtG79zc8h4AMsM9VWTl9ADepjgfEONT8o05yqA+EJDCfHuN8sJsAOnHLl1qa8C15QhttOyWVZLu7+zxDuqBAA6k4LKZlGljwdiiqifUUGNg0n[/tex]．