Jawab:
Trigonometri
Identitas / bentuk sederhana
Penjelasan dengan langkah-langkah:
lampiran
sin(a-b)/(sina/cosa-sinb/cosb)
=sin(a-b)/((sinacosb-cosasinb)/(cosacosb))
=cosacosb
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Verified answer
Jawab:
Trigonometri
Identitas / bentuk sederhana
Penjelasan dengan langkah-langkah:
lampiran
sin(a-b)/(sina/cosa-sinb/cosb)
=sin(a-b)/((sinacosb-cosasinb)/(cosacosb))
=cosacosb