document.write( "Question 86801: Please help me with this question:\r
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\n" ); document.write( "\n" ); document.write( "sketch the graph of the parabola y=3(x-2)2(squared)-5\r
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Algebra.Com's Answer #63048 by Edwin McCravy(20055)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Please help me with this question: \r\n" );
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document.write( "sketch the graph of the parabola y = 3(x - 2)² - 5 \r\n" );
document.write( "I have tried everyway I can.\r\n" );
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document.write( "You must learn this rule:\r\n" );
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document.write( "The graph of y = a(x - h)² + k\r\n" );
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document.write( "is either a U-shaped graph or an inverted U-shaped graph.\r\n" );
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document.write( "The vertex (turning point is (h,k) and it goes through\r\n" );
document.write( "(h-1,k+a) and (h+1),k+a)\r\n" );
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document.write( "Plot those three points and draw a U-shaped or inverted\r\n" );
document.write( "U-shaped graph through those three points:\r\n" );
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document.write( "Using the rule on your equation:\r\n" );
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document.write( "y = 3(x - 2)² - 5\r\n" );
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document.write( "compare to\r\n" );
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document.write( "y = a(x - h)² + k\r\n" );
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document.write( "a = 3, h = 2, k = -5\r\n" );
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document.write( "The vertex (turning point is (h,k) = (2,-5) and it \r\n" );
document.write( "goes through (h-1,k+a) = (2-1,-5+3) = (1,-2),  and \r\n" );
document.write( "(2+1,-5+3) = (3,-2)\r\n" );
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document.write( "So plot those three points (1,-2), (2,-5) and (3,-2)\r\n" );
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document.write( "Now draw a smooth U-shaped graph through those three points:\r\n" );
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document.write( "Edwin
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