# Help with grade 9 math? polynomials?

I have a math quiz tomorrow on polynomials and im stuck. I really have no idea what anything means.

7x^2y^3 - 6x^2y+y^2 is one of the things in our math textbook and i have no idea what to do. also, what is numerical coefficient and degree mean?

7x^2y^3 - 6x^2y+y^2 is one of the things in our math textbook and i have no idea what to do. also, what is numerical coefficient and degree mean?

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