Integral cos2xdx ? bantu gan fasttt
Matematika
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Pertanyaan
Integral cos2xdx ? bantu gan fasttt
2 Jawaban
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1. Jawaban blackleaves
maaf kalo ada kesalahan2. Jawaban Anonyme
jawab
∫ cos (2x) dx
u = 2x
du = 2 dx
dx = 1/2 du
∫ cos(2x) dx = 1/2 ∫ cos u du = 1/2 (sin u) + c
= 1/2 sin (2x) + c