document.write( "Question 966077: I need help with the following problem:\r
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document.write( "If point P is on the graph of a function 'F', find the corresponding point on the graph of the given function:\r
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document.write( "P(0,5); y=f(x+2)-1\r
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document.write( "Thank you \n" );
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Algebra.Com's Answer #590517 by Theo(13342)![]() ![]() You can put this solution on YOUR website! f(x+2) - 1 shifts the graph to the left 2 units and down 1 unit.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the point (0,5) on the grpah of f(x) becomes the point (-2,4) on the graph of f(x+2) - 1.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "if we let the graph of f(x) be equal to x + 5, this is what it looks like:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " ![]() \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the graph of f(x) is equal to x + 5.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "when x = 0, y = 5.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "that's the black line on the grpah.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "f(x+2) shifts the graph to the left 2 units.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "in the picture, the graph of f(x+2) is equal to (x+2) + 5.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "that's the blue line on the graph.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "you can see that the blue line had y = 5 when x = -2.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "f(x+2) results in the identical graph shifted to the left 2 units on the x-axis.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "f(x+2) - 1 is equal to (x+2) + 5 - 1.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "that's the red line on the graph.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "that's the same graph as f(x) except it's shifted to the left 2 units and then down 1 unit.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "it's also the same graph as f(x+2) except it's shifted down 1 unit.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the corresponding point of (0,5) on the graph of f(x) is equal to (-2,4) on the graph of f(x+2) - 1.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "that's your solution.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "if you have trouble with the colors, the black line is on the bottom and the red line is in the middle and the blue line is on top.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the black line is f(x). \n" ); document.write( "f(x) is equal to x + 5.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the blue line is f(x+2) \n" ); document.write( "f(x+2) is equal to (x+2) + 5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the red line is f(x+2) - 1 \n" ); document.write( "f(x+2) - 1 is equal to (x+2) + 5 - 1\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |