document.write( "Question 936323: What polynomial of minimum degree fits the data?\r
\n" ); document.write( "\n" ); document.write( "x -7 -2 2 4
\n" ); document.write( "y 42 7 15 31\r
\n" ); document.write( "\n" ); document.write( "y= ?
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Algebra.Com's Answer #569750 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
given:
\n" ); document.write( "\"x\"| \"-7\"|\"+-2\"|\"+2\"|\"+4\"|
\n" ); document.write( "\"y\"| \"42\"| \"7\"| \"15\"| \"31\"|\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=%28x-x%5B1%5D%29%28x-x%5B2%5D%29%28x-x%5B3%5D%29%28x-x%5B4%5D%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=%28x%2B7%29%28x%2B2%29%28x-2%29%28x-4%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=%28x%5E2%2B2x%2B7x%2B14%29%28x%5E2-4x-2x%2B8%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=%28x%5E2%2B9x%2B14%29%28x%5E2-6x%2B8%29\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=x%5E4%2B9x%5E3%2B14x%5E2-6x%5E3-54x%5E2-84x%2B8x%5E2%2B72x%2B112\"\r
\n" ); document.write( "\n" ); document.write( "\"f%28x%29=x%5E4%2B3x%5E3-32x%5E2-12x%2B112\"...a polynomial of minimum degree that fits the data\r
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