(5x^2+xy-3y^2)+(-9x^2+3xy+5y^2)

asked Dec 10, 2023 200k views

3 votes

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4 votes

Let's simplify the expression:

$\begin{gathered} (5x^2+xy-3y^2)+(-9x^2+3xy+5y^2)=5x^2+xy-3y^2-9x^2+3xy+5y^2 \\ =-4x^2+4xy+2y^2 \end{gathered}$

Therefore, the simplified expression is:

Kikiwa answered Dec 14, 2023

5.3k points

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