Teaching REET Mock Test Series 2024-25 Level 1 & 2 (Hindi-Sanskrit-English) Quantitative Aptitude Algebra Identities

The value of (x + y)² + (x - y)² is equal to:

1

2(x + y)²

2

2(x² + y²)

3

(2x + 2y)²

4

4xy

5

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