Find a function whose maclaurin expansion is 1 + x3 + x6 /2! + x9 /3!

1.	Find a function whose maclaurin expansion is 1 + x3 + x6 /2! + x9 /3! + x12 /4! +...
Answer» Find a function whose maclaurin expansion is 1 + x³ + x⁶ /2! + x⁹ /3! + x¹² /4! +... Solution:

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