Solve this:
Q. Evaluate
Kindly, refer to the below link for similar query,
https://www.meritnation.com/ask-answer/question/lim-x-0-1-cos5x-1-cos6x/limits-and-derivatives/6869673
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https://www.meritnation.com/ask-answer/question/lim-x-0-1-cos5x-1-cos6x/limits-and-derivatives/6869673
Regards.