Integral dari 0 sampai π (cos 1/2x-sin1/3x) dx please dijawab yeach!!!
Matematika
hilmanad01
Pertanyaan
Integral dari 0 sampai π (cos 1/2x-sin1/3x) dx
please dijawab yeach!!!
please dijawab yeach!!!
1 Jawaban
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1. Jawaban ahreumlim
∫ (cos 1/2x-sin1/3x) dx {0,pi}
= 2 sin x/2 + 3 cos x/3 {pi,0}
= 2 sin pi/2 + 3 cos pi/3 - 2 sin 0/2 - 3 cos 0/3
= 2 (1) + 3 . (1/2) - 0 - 3 (1)
= 2 + 3/2 - 3
= 3/2 - 1
= 1/2