Tentukan dy/dx jika y = sin (sec x)
Matematika
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Pertanyaan
Tentukan dy/dx jika y = sin (sec x)
1 Jawaban
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1. Jawaban Anonyme
jawab
y = sin (sec x)
u = sec x
du/dx = sec x tan x
y = sin u
dy/du = cos u
y = dy/dx
dy/dx = dy/du. du/dx
y' = cos u. sec x tan x
y' = cos (sec x). sec x tan x