Ток в сопротивлении R<sub>1</sub> можно найти по формуле<img src="/close/store/examRes/%7B041E9487-7A42-43DC-B2AE-8C76AC96FF30%7D/2521fe.gif" /><img src="/close/store/examRes/%7B041E9487-7A42-43DC-B2AE-8C76AC96FF30%7D/2523fe.gif" /><img src="/close/store/examRes/%7B041E9487-7A42-43DC-B2AE-8C76AC96FF30%7D/2534fe.gif" /><img src="/close/store/examRes/%7B041E9487-7A42-43DC-B2AE-8C76AC96FF30%7D/2522fe.gif" /> <img src="/img/9b/fb1fc6862c0ff2963f70577dda.gif" />, <img src="/img/f3/f07e75291015ef99ceb07ad753.gif" />, <img src="/img/d0/1a6e92898e8f5ef4b3d2c8d4db.gif" />, <img src="/img/0a/771abbc39fd7034cc88c01dd5c.gif" />