please solve this question
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Step-by-step explanation:
Given that :-
Cosec 50° Cosec 40°
=>Cosec (90°-40°) Cosec(90°-50°)
we know that Cosec(90°-A)=SecA
=>Sec40°Sec50°
It may be like Cosec50° Cos40°
=>Cosec(90°-40°)Cos 40°
=>Sec40° Cos 40°
=>Cos 40°/Cos 40°
=>1
The power of Cosec 50° Cos 40°=1²=1
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