Question

(3x-2y)²

Answer 1

\(\left(3x-2y\right)^2=9x^2-2.3x.2y+4y^2=9x^2-12xy+4y^2\)

Answer 2

hđt hả

Answer 3

\(\left(3x-2y\right)^2=\left(3x\right)^2-2.3x.2y+\left(2y\right)^2\)

Answer 4

\(\left(3x-2y\right)^2=\left(3x\right)^2-2.3x.2y+\left(2y\right)^2=9x^2-12xy+4y^2\)

Answer 5

(3x-2y)²=\(9x^2-12xy+4y^2\)