integral 90 dan 45 ( cos x ) dx
Matematika
Gabrel111
Pertanyaan
integral 90 dan 45 ( cos x ) dx
1 Jawaban
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1. Jawaban DB45
integral
₄₅⁹⁰∫ cos x dx = [sin x]⁹⁰₄₅
= sin 90 - sin 45
= 1 - ¹/₂ √2
= ¹/₂ (2 - √2)