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HomeClass 12mathematicsChapter 5Exercise 5.5Q1
| Exercise 5.5

Question 1

cos x . cos 2 x . cos 3 x 2. ( 1) ( 2) ( 3) ( 4) ( 5) / x x

xxx

− − / − − −

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cos x . cos 2 x . cos 3 x 2. ( 1) ( 2) ( 3) ( 4) ( 5) / x x | x | x |… — NCERT Solution | LearnPrep