Sin2x+1-cos2x-2sin2xcos2x=2sin4x
Matematika
jimmykusuma
Pertanyaan
Sin2x+1-cos2x-2sin2xcos2x=2sin4x
1 Jawaban
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1. Jawaban Accaangg
y = sin(2x)+1-cos(2x)-2sin(2x)cos(2x)
y=2sin(4x)
maks (phi/8, kphi/2, 2)
min (3phi/8, kphi/2, -2)