How much less is x2 - 2xy + 3y2 than 2x2 - 3y2 + xy ?
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Answered by
4
2x^2-3y^2+xy-(x^2-2xy+3y^2)
=x^2-6y^2+3xy
it is less than it by this function.
=x^2-6y^2+3xy
it is less than it by this function.
Answered by
6
2x^2 - 3y^2 + xy - (x^2 + 3y^2 - 2xy)
2x^2 - 3y^2 + xy - x^2 - 3y^2 + 2xy
x^2 - 6y^2 + 3xy
2x^2 - 3y^2 + xy - x^2 - 3y^2 + 2xy
x^2 - 6y^2 + 3xy
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