Q59: The average lengths L of cellular phone
Q60: Solve the following quadratic equation by factoring.
Q61: Find all solutions of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Find
Q62: Find all solutions of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Find
Q63: Solve: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Solve: A)
Q65: Find all solutions of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Find
Q66: Simplify <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Simplify and
Q67: Set <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Set and
Q68: Solve the inequality <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8633/.jpg" alt="Solve the
Q69: The scatter plots of different data are