Forum Studenti •limite con parametro

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Forum Studenti •limite con parametro

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limite con parametro

Inviato: lunedì 22 giugno 2015, 8:56

da francicko

[tex]\displaystyle\lim_{x\to 0}\dfrac{\cos (x^{2k})+x^{4k}/2-1}{x+x^k}[/tex]

per quali valori del parametro k il limite suddetto dà zero come risultato?
Potete darmi un aiuto?
Grazie!

Re: limite con parametro

Inviato: domenica 18 ottobre 2015, 11:25

da GIMUSI

allego un possibile svolgimento, in assenza di indicazioni ho assunto k intero