document.write( "Question 1118687: Jane can kick a soccer ball with a path modelled by h=-(x-19)^2+17, where h is the height of the soccer ball and x is the distance the soccer ball is kicked. Both distances are measured in metres. How far was the ball kicked?\r
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Algebra.Com's Answer #734081 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "Both the starting point and the ending point are located at the roots of the quadratic equation\r\n" );
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document.write( "h = 0 = - = 0,     or\r\n" );
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document.write( " = 17,\r\n" );
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document.write( " = +/-.\r\n" );
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document.write( "The difference (= the distance) between the roots   =   and   =   is   = 8.248 meters  (approximately).\r\n" );
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document.write( "Answer.  8.248 meters  (approximately).\r\n" );
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