Math, asked by preethatg2014, 4 months ago

The value of
sin(n+1) A-sin(n-1) A
cos(n+1) A+ cos(n-1) A
is

Answers

Answered by nibeditanibikoour0

0

Answer:

৮৯।

Step-by-step explanation:

শুদ্ধ উত্তৰ ,,,,,,,,,,,,,

Answered by AaliyaMumtaz376

1

I am sorry but your question is not clear to me...

Are these two equations??

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