If a2 + b2 + 49c2 + 18 = 2 ( b − 28c & - Exam Yatra

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If a² + b²+ 49c²+ 18 = 2 ( b − 28c − a ) then the value of ( a + b − 7c ) is:

[SSC CGL 12th April 2022 Shift-2 With Answers]

A

4

B

3

C

2

D

1

EXPLANATION

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