1) What the definition of a function? a) a relation where every input has exactly one output b) a relation every output has exactly one input 2) Given the relation {(8, 2), (3, 6), (7, 5), (k, 4)} , which value of k will result in the relation not being a function? a) 1 b) 2 c) 3 d) 4 3) Which graph of a relation is also a function? a) b) c) d) 4) For babysitting Nicole charges a flat fee of $3, plus $5 per hour. Which equation represents this? a) y = 3x + 5 b) 3y + 5x = 8 c) y = 3 + 5x d) y = 5x + 3x 5) The function notation "12=g(-3)" can be written as the ordered pair.... a) (12,-3) b) (-3,12) c) (3,-12) d) (-12,-3) 6) What is the value f(-2) for f(x)=3x2 - 1 a) -13 b) -11 c) 13 d) 11 7) Which of the following ordered pairs is a solution of the equation 2x-6y=12 a) (2,-1) b) (3,-1) c) (-1,2) d) (0,3) 8) Which number is irrational? a) √9 b) 3/4 c) 2.76 d) "2.3657586..." 9) 3(x - 4) simplifies to... a) 3x - 4 b) -1x c) 3x - 12 d) 3x + 12 10) √10 * √2 is a) rational b) irrational 11) Given 2x + 3y = 12 the x-intercept is a) (6,0) b) (0,6) c) (4,0) d) (0,4) 12) You drive 108 miles in 2 hours. What is the Unit Rate? a) 54 hours per mile b) 2 miles per hour c) 54 miles per hour d) 2 hours per mile 13) the y-intercept in this graph represents a) $150 starting cost for the installation b) $0 starting cost for the installation 14) Given the table of a function, is (2,10) a solution or not ? a) solution b) not a solution

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