What is the value of ( a + b + 2c ) ( a2 + b2 + 4c - Exam Yatra

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What is the value of ( a + b + 2c ) ( a²+ b²+ 4c²− ab − 2bc − 2ca ) ?

[SSC CHSL 9th March 2023 Shift-3 With Answers]

A

a³−b³−c³−6abc

B

a³+b³+4c³−6abc

C

a³−b³−8c³−3abc

D

a³+b³+8c³−6abc

EXPLANATION

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