Question

Simplify : x2 + xy - y2 + x2 - xy + y2.​

Answer 1

Answer:

x2+xy-y2+x2-xy+y2

=(x2+x2)+(xy-xy) +(-y2+y2)

=x2+x2

please mark my answer as brainlist or follow me

Answer 2

${x}^{2} + xy - {y}^{2} + {x}^{2} - xy + {y}^{2}$

${x}^{2} + {x}^{2} - {y}^{2} + {y}^{2} + xy - xy$

$2 {x}^{2}$

please mark as branliest answer