integral (cos 6x cos 2x -sin 6x sin 2x) dx
Matematika
priska64
Pertanyaan
integral (cos 6x cos 2x -sin 6x sin 2x) dx
1 Jawaban
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1. Jawaban Anonyme
InTegraL
∫(cos 6x cos 2x - sin 6x sin 2x) dx
= ∫cos (6x + 2x) dx
= 1/8 ∫8 cos 8x dx
= 1/8 ∫dsin 8x
= 1/8 sin 8x + C