tuscany44
tuscany44
16-06-2014
Mathematics
contestada
Subtract 3x^2 - 2x + 1 from 5x^2 + 3x -7
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iloveonedirection
iloveonedirection
16-06-2014
[tex](5x^2 + 3x -7) - (3x^2 - 2x + 1)[/tex]
[tex]5x^2 + 3x -7 - 3x^2 + 2x - 1[/tex]
[tex]5x^2 - 3x^2 + 3x +2x - 7 - 1[/tex]
[tex]2x^2 + 5x - 8[/tex]
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konrad509
konrad509
16-06-2014
[tex]5x^2 + 3x -7-(3x^2 - 2x + 1)=\\ 5x^2+3x-7-3x^2+2x-1=\\ 2x^2+5x-8[/tex]
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