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Tri-math-lon Relations and FunctionsRelations and Functions Writing Linear EquationsWriting Linear Equations GraphingGraphing

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Rules 2 minutes to answer each question.2 minutes to answer each question. If your team has an answer, stand up when I call the next minute.If your team has an answer, stand up when I call the next minute. Points are awarded for each correct answer as follows:Points are awarded for each correct answer as follows: – 5 points in min. 1 –3 points in min. 2 Extra credit is awarded to 1 st, 2 nd, and 3 rdExtra credit is awarded to 1 st, 2 nd, and 3 rd

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Round 1 Question 1 What is the following definition describing? A set of pairs of input and output values that can be written as a set of ordered pairs.

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Round 1 Question 2 What is the domain of the following relation? Write the domain using set notation. {(2, 4), (-3, 1), (2, 7), (0, 6)}

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Round 1 Question 3 Map the relation below. {(2, 4), (-3, 1), (2, 7), (0, 6)}

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Round 1 Question 4 What is the range of the relation below in set notation? {(2, 6), (-3, -5), (2, 9), (0, 6)}

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Round 1 Question 5 Is the following relation a function? Explain why or why not. {(2, 4), (-3, -5), (2, 9), (0, 6)}

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Round 1 Question 6 Is the following relation a function? Explain why or why not. {(1, 6), (-8, -7), (3, 4), (0, 6)}

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Round 1 Question 7 Map the relation and state whether or not it is a function. {(-2, 8), (-7, 5), (2, 9), (5, 8)}

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Round 1 Question 8 Use the vertical-line test to determine whether each graph represents a function. A) B)

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Round 1 Question 9 Evaluate the function for f(6). f(c) = 5 – 7(c – 8)

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Round 1 Question 10 Evaluate the function for g(-8). g(x) = ½ x + 11

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Round One Is Done! Lets check the scores…

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Round 2 Question 1 Write an equation for a line in slope-intercept form with a slope of 8 and a y-intercept of (0, - 5).

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Round 2 Question 2 Write the equation for a line in slope-intercept form passing through (0, 2) and parallel to y = 8x + 9.

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Round 2 Question 3 Write the equation for a line in slope-intercept form passing through (0, 13) and perpendicular to y = (2/3)x + 4.

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Round 2 Question 4 Write the equation for a line in point-slope form with a slope of (-7) passing through (-5, 12).

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Round 2 Question 5 Write the equation for a line in point-slope form that passes through (1, 2) and (14, 6).

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Round 2 Question 6 Write the standard form of the equation y = (5/6)x - 3

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Round 2 Question 7 Write the standard form of the equation of a line that passes through (1, 2) and has a slope of 7.

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Round Two Is Through! Lets check the scores…

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Round 3 Question 1 Graph the relation below. {(2, 4), (-3, 1), (2, 7), (0, 6)}

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Round 3 Question 2 Graph the equation y = 4x - 5

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Round 3 Question 3 Graph the equation y = (-2/7)x + 1

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Round 3 Question 4 Graph the equation y - 3 = -2(x + 6)

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Round 3 Question 5 Graph the equation y + 1 = 3(x - 5)

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Round 3 Question 6 Graph the equation 4x + 2y = - 6

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Round 3 Question 7 Graph the equation 5x - 3y = 9

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Game Over! And the winner is…

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Goal: Identify and graph functions.. Relation: mapping or pairing, of input values with output values. Domain: Set of input values. Range: set of.

Goal: Identify and graph functions.. Relation: mapping or pairing, of input values with output values. Domain: Set of input values. Range: set of.

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