Question

(2m+3n) + (2m –3n)+ 12m (4m² - 9n)​

Answer 1

Step-by-step explanation:

(2m +3n)+ ( 2m-3n)+(4m^2-9n)

2m+2m+ 48m^3 +3n -3n -108nm

4m + 48m^3 - 108 nm

take 4 and m common

4m (1+12m^2 - 27 n)

Answer 2

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