Fill in the Blanks Domain and Range of Quadratic EquationsOnline version The answers for this activity can be found by watching the videos on the class website. The videos are titled domain of quadratic functions, range of quadratic functions, set and interval notation. by Tianny Sims 1 x included Set y two Parenthesis not all numbers Interval Brackets included real The domain of a function is all of the values . Most quadratic functions have a domain of . The range of a function is all of the values . There are ways to write domain and range . notation uses parenthesis and brackets . are used if the number is not included . are used if the number is included . notation uses inequality signs . Less than signs are used if the number is . Less than or equal to signs are used if the number is .