document.write( "Question 1063845: write the coefficient and constraint matricese for a cubic polynomial that passes through the points (-2,29), (-1,12), (1,-2) and (3,56) \n" ); document.write( "
Algebra.Com's Answer #682016 by Edwin McCravy(20061)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "\"Polynomial=Ax%5E3%2BBx%5E2%2BCx%2BD=%22P%28x%29%22\"\r\n" );
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document.write( "Substitute given points:\r\n" );
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document.write( "Write the matrix for the system\r\n" );
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document.write( "In row-reduced echelon form is:\r\n" );
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document.write( "So polynomial is\r\n" );
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document.write( "\"expr%2817%2F15%29x%5E3%2Bexpr%2828%2F5%29x%5E2-expr%28122%2F15%29x-3%2F5\"\r\n" );
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document.write( "Edwin
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