Question

how much does (x^2-3xy+2y^2) exceed (2x^2-7xy+9y^2)

Answer 1

Answer:

x^2+4xy-7y^2

Step-by-step explanation:

2x^2-7xy+9y^2 -(x^2 -3xy +2y^2)

2x^2-7xy+9y^2

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

. . . . . . . . . . . .

x^2+4xy-7y^2