Jawab:
Trigonometri
sin (a - b) = sin a cos b - cos b sin a
tan a = sin a / cos a
tan b = sin b/cos b
Penjelasan dengan langkah-langkah:
lihat lampiran
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Verified answer
Jawab:
Trigonometri
sin (a - b) = sin a cos b - cos b sin a
tan a = sin a / cos a
tan b = sin b/cos b
Penjelasan dengan langkah-langkah:
lihat lampiran