7a⁴+(-9a³)+(-2a)+11
3x^4+(-6x^5)+(-12^2)+5
1,6a^3b+(-4a^2b^2)+13ab^3+(-b^4)
2,5x^4+(-18x^3y)+(-16x^2y)+3xy^2
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7a⁴+(-9a³)+(-2a)+11
3x^4+(-6x^5)+(-12^2)+5
1,6a^3b+(-4a^2b^2)+13ab^3+(-b^4)
2,5x^4+(-18x^3y)+(-16x^2y)+3xy^2