document.write( "Question 1059031: Find the rule of the quadratic function whose graph has its vertex at (-3, -2) and passes through (4, 145).
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Algebra.Com's Answer #674173 by ikleyn(52775)\"\" \"About 
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document.write( "The solution by \"josgarithmetic\"    My comments       Right solution\r\n" );
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document.write( "\"y=a%28x-%28-3%29%29%5E2-2\"                     Correct.      \r\n" );
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document.write( "\"y=a%28x%2B3%29%5E2-2\"                        Correct.\r\n" );
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document.write( "\"a%28x%2B3%29%5E2=2-y\"                        Wrong.           \"a%28x%2B3%29%5E2\" = 2+y. \r\n" );
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document.write( "\"a=%282-y%29%2F%28x%2B3%29%5E2\"                            Wrong.           a = \"%282%2By%29%2F%28x%2B3%29%5E2\".\r\n" );
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document.write( "\"a=%282-145%29%2F%284%2B3%29%5E2\"                           Wrong.           a = \"%282%2B145%29%2F%284%2B3%29%5E2\".\r\n" );
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document.write( "\"a=%28-143%29%2F49\"                            Wrong.           a = \"%28147%29%2F49\" = 3.\r\n" );
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document.write( "\"y=-%28143%2F49%29%28x%2B3%29%5E2-2\"                 Wrong.           y = \"3%2A%28x%2B3%29%5E2-2\".\r\n" );
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