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1) what must be added to 2x² -7xy + 5y² to obtain x² + 4xy - 3y²
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Answer:
-x²+11xy-8y² must be added to 2x² -7xy + 5y² to obtain x² + 4xy - 3y²
Step-by-step explanation:
2x² -7xy + 5y² +A=x² + 4xy - 3y²
A=x² + 4xy - 3y²-2x²+7xy-5y²
A=-x²+11xy-8y²
Answered by
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Answer:
answer x square-3xy-2y^2
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