Question

Subtract : x2 – 3xy + y2 from 4xy – 3x2 – 2y2

Answer 1

Answer:

4x^2-7xy+3y^2

Step-by-step explanation:

$( {x}^{2} - 3xy + {y}^{2} ) - (4xy - 3 {x}^{2} - 2 {y}^{2} ) \\ = {x}^{2} - 3xy + {y}^{2} - 4xy + 3 {x}^{2} + 2 {y}^{2} \\ = 4 {x}^{2} + 3 {y}^{2} - 7xy$