Question

(g) x² + y2 + 2xy - 121​

Answer 1

Answer:

hiii mate...

Step-by-step explanation:

hope it helps you please mark me as brainlist please please

Answer 2

Hello!

${x}^{2} + {y}^{2} + 2xy - 121$

Using

$(x + y) ^{2} = {x}^{2} + {y}^{2} + 2xy$

We can say,

$(x + y)^{2} - 121 \\ (x + y) ^{2} - {11}^{2}$

Using

${x}^{2} - {y}^{2} = (x + y)(x - y)$

Hence,

$(x + y) ^{2} - {11}^{2} \\ = (x + y + 11)(x + y - 11)$

Hope it Helps You! ^o^

Please Mate, Mark As Brainliest. I will be thankul