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Lösung 2.1:1b

Aus Online Mathematik Brückenkurs 1

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Version vom 08:30, 9. Sep. 2008

When the factor xy is multiplied by the expression inside the brackets, 1+x+x2, the distributive rule gives that all three terms 1, x and −x2 are multiplied by xy;

(1+x−x2)=1xy+xxy−x2xy=xy+x2y−x3y

Von „http://wiki.sommarmatte.se/wikis/2009/bridgecourse1-TU-Berlin/index.php/L%C3%B6sung_2.1:1b“