Question

thu gọn: A= 3x^2y-4xy+6x^2y+4xy 

giúp vs ạ

Answer 1

\(A=3x^2y-4xy+6x^2y+4xy=9x^2y\)

Answer 2

`@` `\text {Ans}`

`\downarrow`

`A = `\(3x^2y-4xy+6x^2y+4xy \)

`= (3x^2y + 6x^2y) + (-4xy + 4xy)`

`= 9x^2y + 0`

`= 9x^2y`

`@` `\text {Kaizuu lv uuu}`