Mathematics
19.05.2022 18:19
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Simplify the expression. quantity cosecant of y plus cotangent of y times quantity
Simplify the expression.
quantity cosecant of y plus cotangent of y times quantity cosecant of y minus cotangent of y divided by cosecant of y.
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quantity cosecant of y plus cotangent of y times quantity cosecant of y minus cotangent of y divided by cosecant of y.
HUNIXX6561
4,6(55 marks)
siny is the answer.
Step-by-step explanation:
The given expression is 
We have to simplify this expression.
= 
[Since (a-b) (a+b) = a²-b²]
Now we know (1 + cot² y) = cosec² y [identity]
The expression will become
= 
= Siny
Bashirar19
4,5(40 marks)
prop a
Step-by-step explanation:
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