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Find the domain: least to greatest 1 -3 -1 4 2 -2 3 0 Find the range: least to greatest 1 -3 -1 4 2 -2 3 0 {(3,4), (5,-2),(7,4),(3,1)} Which is the range? {3,5,7} {1,2,3,4,5,6} {1,4,-2} {4,-2,1,3} {(3,4), (5,-2),(7,4),(3,1)} Which is the domain? {4,-2,4,1} {5,7,3} {3,5,7,1} -2 < x < 7 which is NOT a function? {(1,6),(3,6),(0,1),(6,3)} {(2,5),(8,2),(-2,5),(8,2)} {(3,4),(-3,4), (2,7),(-3,1)} 2 -2 4 -4 2 -2 4 -4 6 -6 List the domain least to greatest not enough info could it be a function? yes no 2 -2 4 -4 2 -2 4 -4 6 -6 List the rangeleast to greatest not enough info could it be a function? yes no 2 -2 4 -4 2 -2 4 -4 6 -6 NOT ENOUGH INFO Is this a function? YES NO 2 -2 4 -4 2 -2 4 -4 6 -6 NOT ENOUGH INFO Is this a function? YES NO 2 -2 4 -4 2 -2 4 -4 6 -6 NOT ENOUGH INFO Is this a function? YES NO What test can be used to determine is a graph is a function? pencil test horizontal line test vertical line test junction function test g(x)= -x - 7 g(-5) g(0) g(3) Fill in the function table: same order they are in x y given the function: h(x) = x2 + 2x - 10 find the output values for the table output input 6 -3 0 b & c Which are functions? 2 3 -1 a 2 4 5 a & c 3 -1 2 a & b b 2 5 4 a only 2 3 -1 c 2 5 4 f(x) = -4x + 7 Fill in the t-chart for the function domain -5 -1 0 2 8 range PROVE THE SOLUTION k(x)= 2x + 9 which is a solution to the function (5,9) (-5,19) (-4,1) (-4,-1) PROVE THE SOLUTION k(x)= -2x -3 which is a solution to the function (4,11) (-2,7) (1,-3) (8,-19) Given: (x,4) -2x -5y = 32 find the value of x to complete the solution x= Given: ( -7, y) 3x - 5y = -11 find the value of y to complete the solution y= Given: ( x, -10) 4y + 6x = 14 find the value for x to complete the solution x= 2 -2 4 -4 2 -2 4 -4 6 -6 Domain: Range: A < < variable < < B |