3 QUESTIONS PLZZZ HELPPP!!!!!!!
1.Find the value of 9m^2 n^2 * 2/3mn*-3/4m^3n^3
2.what should be added to 9y^2x-3xy to get 5xy+2
3.Simplify- 5x(x-y^2)+3y(3xy-2y)-xy(3x-4y)
I ASK THIS QUESTION 2 TIME PLZZ HELP!!!!!!
PLZZ
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