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Find the number of solutions of the equation cos 6x + tan ^2x + cos 6x.tan^2x = 1 in the interval [0,2pie]

Find the number of solutions of the equation cos 6x + tan ^2x + cos 6x.tan^2x = 1 in the interval [0,2pie]

Grade:11

2 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
one year ago
576-1062_1581510961695324210871.jpg
Vikas TU
14149 Points
one year ago
Dear student 
Ans for (0,2pie) will be 
0, pi/4 , pi/2 , 3pi/4 , pi , 5pi/4 , 3pi/2 , 7pi/4 
Hope this will help 
Good Luck 

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