Jawabanmu

Jawaban paling cerdas!
2014-06-06T08:04:55+07:00
F(x) = sin x - cos x
f '(x) = cos x + sin x
f '(45) = cos 45 + sin 45 = √2 / 2 + √2 / 2 = √2

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2014-06-06T08:05:18+07:00