Q19: Perform the indicated operations and simplify.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB10230/.jpg"
Q20: Evaluate or simplify each expression.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB10230/.jpg" alt="Evaluate
Q21: Use interval notation to represent the number
Q22: The relationship of the input value, <img
Q23: The relationship between the velocity of a
Q25: Perform the indicated operations and simplify.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB10230/.jpg"
Q26: Perform the indicated operations and simplify.<br>-<img src="https://d2lvgg3v3hfg70.cloudfront.net/TB10230/.jpg"
Q27: Find any real boundary values for each
Q28: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB10230/.jpg" alt=" A)
Q29: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB10230/.jpg" alt=" A)