2sin 2(p+q). Cos 2(p-q)
Matematika
nicholaussergius
Pertanyaan
2sin 2(p+q). Cos 2(p-q)
1 Jawaban
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1. Jawaban Ashiela
identitas trigonometri :
2 sin a cos a = sin 2a
2 sin 2(p+q). cos 2(p+q)
= sin 2.2(p+q)
= sin 4(p+q)