document.write( "Question 1046215: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum value and then find that value. f(x)=x^2-2x-5 \n" ); document.write( "
Algebra.Com's Answer #661706 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "The graph of the quadratic function:\r
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\n" ); document.write( "\n" ); document.write( "opens upward and has a minimum value if the lead coefficient, is greater than zero, and opens downward and has a maximum value if the lead coefficient is negative.\r
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\n" ); document.write( "\n" ); document.write( "The value of the independent variable, that produces the minimum or maximum value is . And the actual minimum or maximum value is the value of the function evaluated at . That is to say:\r
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\n" ); document.write( "\n" ); document.write( "All you have to do is the arithmetic with your given coefficients.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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