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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE, ICSE

In an AP the first term is 22, nth term is -11 and sum to first nth terms is 66. Find n and d , the common difference. Hint= a=22 , l= -11 and n/2 (a+l) = 66

This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. In ...Read more

Deepak BoraNewbie

Asked: August 2, 2020In: CBSE, ICSE

This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. Question ...Read more

Deepak BoraNewbie

Asked: August 2, 2020In: CBSE

This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. Question ...Read more