If a 2 + b 2 + 49c 2 + 18 = 2 - Exam Yatra

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If a ²+ b ²+ 49c ²+ 18 = 2 ( b − 28c −a), then the value of (a - b - 7c) is:

[SSC CGL 18th April 2022 Shift-2 With Answers]

A

4

B

3

C

2

D

1

EXPLANATION

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