Question

If x= 3 rootover 28 and y = 3, find the value of x + y -(1/x^2+xy+y^2)​

Answer 1

Step-by-step explanation:

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