\[W=2+5x+9x^2+14x^3+20x^4+\cdots \]

Given \(|x|<1\), find the value of the series \(W\).

**Clarification**: \(2,5,9,14,20,\ldots\) follows a \(2^{\text{nd}}\) degree polynomial function. That is, their second finite difference is a constant.

×

Problem Loading...

Note Loading...

Set Loading...