contestada

Find an expression for the general term of each of the series below. use n as your index, and pick your general term so that the sum giving the series starts with n=0.
a. x5ex2=x5+x7+x92!+x113!+⋯ general term =
b. x5cosx2=x5−x92!+x134!−x176!+⋯ general term

Respuesta :

sqdancefan

a)

[tex]=\displaystyle \sum\limits_{n=0}^{\infty}{\frac{x^{(2n+5)}}{n!}}[/tex]

b)

[tex]=\displaystyle \sum\limits_{n=0}^{\infty}{\frac{(-1)^{n}x^{(4n+5)}}{(2n)!}}[/tex]

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