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a. n=1∑∞​n2(83​)n n=1∑∞​42n3n​​

Posted: Thu Jul 14, 2022 4:27 pm
by answerhappygod
A N 1 N2 83 N N 1 42n3n 1
A N 1 N2 83 N N 1 42n3n 1 (13.53 KiB) Viewed 44 times
A N 1 N2 83 N N 1 42n3n 2
A N 1 N2 83 N N 1 42n3n 2 (36.15 KiB) Viewed 44 times
a. n=1∑∞​n2(83​)n
n=1∑∞​42n3n​​