document.write( "Question 132614: The graph of the quadratic function has vertex (3,-2). If the zero of the graph is -7, then what is the other zero?????? \n" ); document.write( "
Algebra.Com's Answer #96948 by mathispowerful(115)\"\" \"About 
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Since the vertex is (3, -2).\r
\n" ); document.write( "\n" ); document.write( "It means the graph is symmetric about x=3.\r
\n" ); document.write( "\n" ); document.write( "One zero is -7, that means x1=-7\r
\n" ); document.write( "\n" ); document.write( "The distance between -7 and 3 is 10,\r
\n" ); document.write( "\n" ); document.write( "the other zero must have the same distance but\r
\n" ); document.write( "\n" ); document.write( "to the right of x=3,\r
\n" ); document.write( "\n" ); document.write( "So the second zero is 13.
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