admin百科知識 2022-02-13 18:30:14 若4sinα−2cosα5cosα+3sinα=611,則tanα=_.若4sinα−2cosα5cosα 3sinα=611,則tanα=______.網友廻答:匿名網友由4sinα−2cosα5cosα 3sinα=611得,4tanα−25tanα 3=611,即7tanα=20,解得tanα=207,故答[dá]案爲:207. db標簽 生活常識_百科知識_各類知識大全»若4sinα−2cosα5cosα+3sinα=611,則tanα=_.
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