pesamaan sin x-cos x
Matematika
ikhsanslametriadi
Pertanyaan
pesamaan sin x-cos x
1 Jawaban
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1. Jawaban Anonyme
sinx = cos x
sin x = sin (90+x)
x = 90+x+k.360. X = 180-(90+X)+K.360
(TM) 2X=90+K.360
X=45+K.180
HP={45,225}