Why does x^n divided by the sum equal (x-1)/x?

  • Thread starter Thread starter sebasalekhine7
  • Start date Start date
Join the discussion
Registration is free. Ask a follow-up in this thread, or start your own.
Sign up Log in
5 replies · 2K views
sebasalekhine7
Messages
23
Reaction score
0
Can anyone proove why [tex]{x^n} /\sum_{0}^{x}x^{n-1}={x-1}/x[/tex]
 
Last edited:

Discussion

Physics news on Phys.org
Also, in its current form, the Right Side is 0 at x=(1), whereas the Left Side is non-zero at x=(1).
 

Similar threads

High School Why does x² + x = 1 have solutions −1.618 and 0.618?

  • pairofstrings
  • · Replies 44 ·
  • General Math
2
Replies
44

Why does ∇'(1/X) equal x/X² in Griffiths derivation?

  • nuclear_dog
  • · Replies 2 ·
  • Introductory Physics Homework Help
Replies
2

Why does −x(n+1) disappear between steps 3 and 4?

  • Robb
  • · Replies 2 ·
  • Calculus and Beyond Homework Help
Replies
2

Why does ∑(-1)^n/(n+1) at x=1 equal log(2)?

  • DottZakapa
  • · Replies 2 ·
  • Calculus and Beyond Homework Help
Replies
2

Why does x(n) converge in one case and diverge in the other?

  • fireflies
  • · Replies 3 ·
  • MATLAB, Maple, Mathematica, LaTeX
Replies
3

Undergrad Why does x^x^x^x^...=n only work for 1/e ≤ n ≤ e?

  • MAGNIBORO
  • · Replies 7 ·
  • General Math
Replies
7

Undergrad Why does x^n/(n!) approach 0 when x^n grows faster than n!?

  • student34
  • · Replies 4 ·
  • Calculus
Replies
4

Graduate Why does x^n converge uniformly on [-α,α] but not on (-1,1)?

  • BrainHurts
  • · Replies 12 ·
  • Topology and Analysis
Replies
12

Why does x equal 2(x₁+x₂) for pulleys and springs?

  • Saladsamurai
  • · Replies 7 ·
  • Introductory Physics Homework Help
Replies
7

Why does x = -1 fail to satisfy x - √((x+2)²) = 0?

  • terryds
  • · Replies 12 ·
  • Precalculus Mathematics Homework Help
Replies
12