If a = 2022, b = 2021 and c = 2020, then value of a2 + b2 +

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If a = 2022, b = 2021 and c = 2020, then value of a² + b² + c² − ab − bc − ca is :

[SSC CHSL 26th May 2022 Shift-3 With Answers]

A

2

B

4

C

3

D

1

...

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