UPSC CDS 2 2023 Math Paper

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Question : 68 of 100

Marks: +1, -0

What is the LCM of x4 + x2y2 + y4, x3 + y3, x3 - y3?

(x2 - y2) (x4 + x2y2 + y4)2
(x2 - y2) (x4 + 2x2y2 + y4)
(x6 - y6)
(x6 + y6)

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