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3x2y + 4x - 6y + 4x2y-2y 11x2y - 87 7x²y- 4y Option 1 O Option 2 зу 7x2y + 4x - 8y

3x2y + 4x - 6y + 4x2y-2y 11x2y - 87 7x²y- 4y Option 1 O Option 2 зу 7x2y + 4x - 8y-example-1

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\begin{gathered} 3x^2y+4x-6y+4x^2y-2y \\ \text{collecting like terms, we have} \\ =3x^2y+4x^2y+4x-6y-2y \\ =7x^2y+4x-8y \end{gathered}

Correct option is option 4

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