How 3(3k -1)/2 came
Answers!
Hello Mohit
Did you check the video https://www.teachoo.com/2244/589/Ex-4.1--1---1---3---32---..---3n-1-=-(3n---1)-2----Chapter-4/category/Ex-4.1/ ?
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Answer the question...
Hello Mohit
Did you check the video https://www.teachoo.com/2244/589/Ex-4.1--1---1---3---32---..---3n-1-=-(3n---1)-2----Chapter-4/category/Ex-4.1/ ?
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