#1054 · Algebra · Sequences & series

Cubic Series Summation

Find the sum of $n$ terms of the series whose $n^{e x t t h}$ term is $n^3 + rac{3}{2}n$ .

~8 minAnswer checked instantlysummationpower sums

H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. VI. Harmonical Progression, Examples VI.a, No. 11

Stuck? A gentle nudge

Something off?

Workspace

Your answer

Loading the math keyboard…

Type naturally — sqrt, pi, / and ^ become notation. Any equivalent form is accepted. Press Enter to check.

Checked against the answer in H. S. Hall & S. R. Knight, Higher Algebra (1891).