Question

find (3m-2n)

whole square ​

Answer 1

Answer: 9m square - 12mn - 4n square

Step-by-step explanation:

{3m-2n} whole square

= (3m)square - {2 x 3m x 2n} + (2n)square

= 9m square - 12mn - 4n square

Answer 2

Answer:

(3m - 2n)^2

by identity (a - b)^2 = a^2 + b^2 -2ab

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

9m^2 + 4n^2 - 12 mn

This is ur answer....

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