Q20: Simplify: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Simplify: A)
Q21: Simplify: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Simplify: A)
Q22: Simplify: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Simplify: A)
Q23: Solve and check: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Solve and
Q24: The measure of a big-screen television is
Q26: Simplify: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Simplify: A)
Q27: Simplify: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Simplify: A)
Q28: Simplify: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Simplify: A)
Q29: Simplify: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8311/.jpg" alt="Simplify: A)
Q30: Rewrite the following radical expression as an