f(x)= 2 sin x + cos x maka f`(1/2Π)
Matematika
alputra2911
Pertanyaan
f(x)= 2 sin x + cos x maka f`(1/2Π)
1 Jawaban
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1. Jawaban Anonyme
jawab
f(x)= 2 sin x + cos x
f ' (x )= 2cos x - sin x
f' (π/2) = 2 cos π/2 - sin π/2
f ' (π/2) = 2(0) - 1 = -1