Question

Expand and simplify (3m-2n)²​

Answer 1

9m²-12mn+ 4n²

Explanation:

First you expand it so

(3m-2n)(3m-2n)

9m²-6mn-6mn+4n²

9m²-12mn+ 4n²

And this is the simpliest form , hope this helped:))

Answer 2

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

Explanation: