sum from n=1 to infinity of n^{3/4}

解答

n = 1 \sum \infty n^{\frac{3}{4}}

发散

求解步骤

n = 1 \sum \infty n^{\frac{3}{4}}

使用级数发散判别法:

发散

= 发散

\int 90 x^{2} sin (2 + 6 x^{3}) d x

1 - y^{2} d x - 1 - x^{2} d y = 0

f (x) = cos (\frac{x}{3})

d er i v a t i v e f (x) = x^{7} + 10

t a y l or ln (x) 5