Find the radius of convergence of the series. 
Definitions:
Adolescents
Young people in the transitional stage of development from childhood to adulthood, typically ranging from ages 10 to 19.
Emerging Adulthood
A phase of the life span between adolescence and full-fledged adulthood which encompasses late teens through twenties, characterized by exploration and instability.
Attention
The cognitive process of selectively concentrating on one aspect of the environment while ignoring other stimuli.
Distractions
Anything that diverts an individual's attention from their desired focus, often leading to a reduction in performance or productivity.
Q15: Use the rules of differentiation to find
Q24: Determine whether the series is absolutely convergent,
Q29: Find the distance between the planes. <img
Q40: If <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="If ."
Q61: Find the distance from <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8680/.jpg" alt="Find
Q81: Sketch the curve of the vector function
Q93: Test the series for convergence or divergence.
Q116: Write a polar equation in r and
Q133: Use a graph to estimate the values
Q154: Find a power series representation for the