document.write( "Question 187456This question is from textbook
\n" ); document.write( ": Find a parabola equation y-k=a(x-h)^2 if its Vertex(3,2) and it contains the point (1,3) \n" ); document.write( "
Algebra.Com's Answer #140503 by user_dude2008(1862)\"\" \"About 
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y-k=a(x-h)^2\r
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\n" ); document.write( "\n" ); document.write( "Vertex(3,2) ----> y-2=a(x-3)^2\r
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\n" ); document.write( "\n" ); document.write( "contains the point (1,3) \r
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\n" ); document.write( "\n" ); document.write( "----> 3-2=a(1-3)^2\r
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\n" ); document.write( "\n" ); document.write( "----> 1=4a\r
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\n" ); document.write( "\n" ); document.write( "----> a=1/4\r
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