Algebra 2 Functions and Relations

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Tickets to a concert are available online for $25 plus a one-time handling fee of $1.75.The total cost is a function of the number of tickets bought. What function rule models the cost of the concert tickets? Evaluate the function for 6 tickets.

25t + 1.75; $151.75

For f(x)= 5x + 1, find f(-4).

-19

Make a mapping diagram for the relation ((-2,-6), (0,3), (1,-5) (5,0))

-2 -> -6 0 -> 3 1 -> -5 5 -> 0

Use the vertical line test to determine which graph represents a function.

The graph with the singular horizontal line.

Graph the relation. Find the domain and range. (-1, 1/2), (-1/2, -1), (3/2, 0), (2, 3/2)

domain: (-1, -1/2, 3/2, 2) range: (-1, 0, 1/2, 3/2)

Is the relation a function? {(14, 15), (5, 7), (3, 10), (11, 1), (5, 8)}

no


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