rye46
rye46
09-12-2020
Mathematics
contestada
sin 5xcos x - cos 5xsin x
Respuesta :
Аноним
Аноним
09-12-2020
Answer:
sin5x.cosx - cos5x.sinx
= cos(x + 5x)
= cos 6x
Step-by-step explanation:
Answer Link
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