jrivera1923 jrivera1923

20-12-2016
Mathematics

contestada

What is the sum of X^2-3x+7 and 3x^2+5x-9

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yaboikev yaboikev

20-12-2016

x^2 - 3x+7 + 3x^2 + 5x-9
4x^2
-3x+7+5x-9
2x+2
4x^2+2x+2

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