Tolong kerjakan no 4 ya, terima kasih
Matematika
GeorgyRio
Pertanyaan
Tolong kerjakan no 4 ya, terima kasih
1 Jawaban
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1. Jawaban KingOfAmbition
tanx sinx + cos x = sinx/cosx sinx + cosx
= sin²x/ cosx + cosx => (sin²x + cos²x)/cosx
1/cosx = sec x