Question

2x^2+3xy-2y^2-10x-5y+12 giúp e vs ạk

 

Answer 1

\(2x^2+3xy-2y^2-10x-5y+12\)

\(=\text{ }2x^2+\left(3y-10\right)x-\left(2y^2+5y-12\right)\)

\(=\left[2x+\left(y-4\right)\right]\left(x+2y+3\right)\)