What is the value of (a 2 + b 2 + 4c 2 - ab - 2bc - 2ca)(a + b +2c)?

Correct Answer is : a3 + b3 + 8c3 - 6abc

SSC CHSL 13 mar 2023 Shift 1 Paper

Section: Quantitative Aptitude

Question : 64 of 100

Marks: +1, -0

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

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