Find a Power Series Representation for the Function and Determine $f ( x ) = \arctan \left( \frac { x } { 4 } \right)$

Q13: Determine whether the given series is

Q14: Determine whether the given series converges

Q15: Find the Maclaurin series for

Q16: A sequenceis <span class="ql-formula" data-value="\left\{

Q17: Determine whether the series is convergent

Q19: Find the <span class="ql-formula" data-value="n

Q20: Determine whether the series converges or

Q21: Determine the number of terms sufficient

Q22: Find a formula for the general

Q23: Determine whether the series is convergent