Question

subtract 1 -x^2-y^2from xy+y^2-x^2+1 please answer​

Answer 1

Answer:

ok

Step-by-step explanation:

(xy+y^2-x^2+1)-(1 -x^2-y^2)

= xy+y^2-x^2+1-1+x^2+y^2

= xy+2y^2

Answer 2

• [xy+y^2-x^2+1] –[1-x^2-y^2]
• xy+y^2-x^2+1-1+x^2+y^2
• xy+2y^2

hope this may help you☺☺