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Mathematics, 22.02.2021 14:00 20068088

What is the result when 12x2-7y2 is added by -10x2+y2? A.2x2-6y2
B.2x2+6y2
C.-2x2-8y2
D.-2x2+8y2​

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What is the result when 12x2-7y2 is added by -10x2+y2? A.2x2-6y2
B.2x2+6y2
C.-2x2-8y2
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