Calcule os seguintes limites:
(a) lim x -1 4 x^3+x^2+3x^5+1
(b) lim x infty(x-raiz[3]x^3-x)
© lim x 1 x^100-x^2+x-1x^10-1
(d) lim x 0^+ raizx ln (x)
(e) lim x 0 tg 3 x-sen xsen^3 x
(f) lim t 0(t-tg t) t^-3
(g) lim x 0^+ sen x ln x
(h) lim x 0^+(cos 3 x)^1 / sen(x)
(i) lim x 0^+ x^tg(x^2)
(j) lim x pi2^- ln (tg x)tg x.

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