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Grade: 12
        
how to solve this question without dividing by cos^4x in numerator and denominator.some other method to solve this ques
 
2 months ago

Answers : (1)

Vikas TU
9105 Points
							
Dear student 
There is no other way , you have to divide it by  cos^4x in numerator and denominator , If not then expansion of 4th power term will be very difficult to handle. 
Hope this helps 
Good luck 
2 months ago
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