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if limit x tends to infinity Then find (Cosx+sinx)/x^2 please answer with solution

if limit x tends to infinity 
Then find
(Cosx+sinx)/x^2 please answer with solution 

Grade:11

3 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
5 years ago
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Aditya Gupta
2081 Points
5 years ago
Call sinx=s and cosx=c
Using sandwich theorem, 
-2
-2/x^2
Take limit x tends to infinity and call the limit L
0
So L=0
 
Aditya Gupta
2081 Points
5 years ago
Due to technical error the above answer is not clear. But basically we have confined the given expression within -2/x^2 and 2/x^2, and then taken limit x tebdt to infinity.

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