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Q2: What is a lower bound for the
Q3: Consider the second-order differential equation <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBW1042/.jpg"
Q4: Consider the second-order differential equation <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBW1042/.jpg"
Q5: Consider the first-order differential equation <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBW1042/.jpg"
Q6: Consider this initial-value problem: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBW1042/.jpg" alt="Consider
Q7: What is the radius of convergence
Q8: Which of these are singular points for
Q9: Find the general solution of the
Q10: Consider the second-order differential equation: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBW1042/.jpg"
Q11: Consider this initial value problem: <img