0 votes 0 votes 9. Find the coefficient of x lO in the power series of each of these functions. a. (x^2 +x^4 +x^6 +x^8 + .. . )(x^3 +x^6 +x^9 + .. ·)(x^4 + x^8 +X^12 + ... ) b. (I +x^2+x^4+x^6+ x^8+ ... )(1 +x^4+X^8+X^I2 + ... ) (I +x^6 +x^12 +x^18 + ... ) Mathematical Logic generating-functions discrete-mathematics combinatory + – rahul sharma 5 asked Jun 10, 2017 • retagged Jun 27, 2017 by Arjun rahul sharma 5 1.1k views answer comment Share Follow See all 8 Comments See all 8 8 Comments reply Show 5 previous comments iarnav commented Jul 21, 2017 reply Follow Share Thanks so much Sir, for your reply and the formula. May you please tell me from where you got this formula/? 0 votes 0 votes sid1221 commented Jul 21, 2017 reply Follow Share rosen chapter 6 , .. you will get all open and closed form of generating function ... https://gateoverflow.in/85604/generalized-permutation-and-combination for more clearification 0 votes 0 votes akash.dinkar12 commented Sep 12, 2018 reply Follow Share what is the answer of 9 A?? 0 votes 0 votes Please log in or register to add a comment.