Question

(x+y)(2x+y)+(x+2y)(x-y)​

Answer 1

Step-by-step explanation:

${2x}^{2} + 2xy + {x}^{2} + 2xy - xy - 2 {y}^{2}$

${3x}^{2} + 4xy - xy - 2 {y}^{2}$

${3x}^{2} + 3xy - {2y}^{2}$