Question

subtract 6x rays to 2 y rays to 2 - 4xy + 5 from 2x rays to 2 y rays to 2 + 3xy - 7​

Answer 1

Step-by-step explanation:

(3x

2

+2

2

)+(−x

2

−4y

2

+4xy)+(6xy+2x

2

−3y

2

)−(−5x

2

+2y

2

−3xy)

=(4x

2

−7y

2

+10xy+4)−(−5x

2

+2y

2

−3xy)

=9x

2

−9y

2

+13xy+4