Mathematics, 11.05.2021 17:00 yddlex

Which polynomial is equivalent to (0.53y + 222 – 7y22 + 4y2 – 1.25x²y) + (-0.7522 + 8y2 - xy + 3x²y – 9y2x)?
0 -4.25x²y + 2y22 +2.75c2 + 1.5xy – 4y2
• –16.25y22 +1.25x2 – 0.52y + 12y2
4.2522y – 16y_2 +2.75x2 +1.5xy +12y2
0 -16.25x²y + 1.2522 – 0.52y + 12y2
o 1.752%y – 16y2 +1.2522 – 0.5xy + 12y2

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Which polynomial is equivalent to (0.53y + 222 – 7y22 + 4y2 – 1.25x²y) + (-0.7522 + 8y2 - xy + 3x²y...