Find a Power Series Representation for the Function $f ( x ) = \arctan ( 3 x )$

Q292: Given <span class="ql-formula" data-value="\sum _

Q293: Consider the sequence defined by

Q294: If <span class="ql-formula" data-value="a _

Q295: Show that the series <span

Q296: Given that the power series for

Q298: For which of the following series

Q299: Find the interval of convergence for

Q300: Here is a two-player game: Two players

Q301: Consider the sequence defined by

Q302: Construct an example of power series