integral cos x cos 2x dx
Matematika
santi411
Pertanyaan
integral cos x cos 2x dx
1 Jawaban
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1. Jawaban Anonyme
InTegraL
∫cos x cos 2x dx
= ∫cos 2x dsin x
= ∫(1 - sin² x) dsin x
= sin x - 1/3 sin³ x + C