Step-by-step explanation:
If sin(a+B) = n sin (a-B) and n ≠-1, prove cota = n-1/n+l cotß. Understanding:
1)If a, b, c, b are four real numbers such that

Then, we can say
By Componendo and dividendo,
or adding 1 , and subtracting 1 . Then on dividing, we get
We will use this in :-
For Calculation see pic,
Understanding:
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Answers & Comments
Step-by-step explanation:
If sin(a+B) = n sin (a-B) and n ≠-1, prove cota = n-1/n+l cotß. Understanding:
1)If a, b, c, b are four real numbers such that

Then, we can say
By Componendo and dividendo,
or adding 1 , and subtracting 1 . Then on dividing, we get

We will use this in :-

For Calculation see pic,
Understanding:
1)If a, b, c, b are four real numbers such that

Then, we can say
By Componendo and dividendo,
or adding 1 , and subtracting 1 . Then on dividing, we get

We will use this in :-

For Calculation see pic,
i think it helpfull
please mark me as brainlist