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Hello Rajat
Please check Example 29 Chapter 3 Class 11 Trignometry here https://www.teachoo.com/2233/586/Example-29---Prove-cos2-x---cos2-(x---pi-3)---cos2-(x---pi-3)/category/Examples/
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Hello Rajat
Please check Example 29 Chapter 3 Class 11 Trignometry here https://www.teachoo.com/2233/586/Example-29---Prove-cos2-x---cos2-(x---pi-3)---cos2-(x---pi-3)/category/Examples/
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