##
. If x =

√+ √

√− √

and y = √−√

√+√

, find x2 + y2

Question

. If x =

√+ √

√− √

and y = √−√

√+√

, find x2 + y2

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Mathematics
2 months
2021-07-27T23:11:47+00:00
2021-07-27T23:11:47+00:00 2 Answers
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## Answers ( )

Answer:## 1

∗

2

## 2

## =

## (1)

## 2

## +(2

## 2

## 2

=

## 1+8

## =3

## 1

∗

## −2

## 2

## =

## (1)

## 2

## +(−2

## )

## 2

## =

## 1+8

## =3

## (1∗2

2

## )(1∗−2

2

## )=(3)(3)=9

## I hope it helps you..!!

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