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Grade: 11

                        

Plz help me out with question no. 17 with full explanation if possible....I will be grateful if you help me in solving this problem

Plz help me out with question no. 17 with full explanation if possible....I will be grateful if you help me in solving this problem
 

2 years ago

Answers : (1)

Saurabh Koranglekar
askIITians Faculty
10341 Points
							Dear student

Put n= 1 and r = 1,2

an = 2

Ans c
n an

Regards
one year ago
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