Precal Lesson 3 Unit 1: Quick Check
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If f(x)=x²-1 which of the following ordered pairs are on the graph of f(x)? Select all that apply
(1,0) (5,24) (-2,3)
Which table shows a function whose range has exactly three elements?
(3,8),(4,6),(5,12),(6,8)
Which statement best describes the graph?
it does not represent a function because a vertical line will cross the graph at more than one point
Which of the following sets of ordered pairs could represent a function? Select all that apply.
{(2,-5),(4,-5),(6,2),(8,3)} {(-1,5),(3,5),(6,5),(9,5)} {(0,3),(4,2),(-1,7),(0,3)}