Factorise - (x4 + x2 + 25) – McqOptions

MCQOPTIONS

1.	Factorise - (x4 + x2 + 25)
A.	(x2 + 3x + 5) (x2 + 3x - 5)
B.	(x2 + 3x + 5) (x2 - 3x + 5)
C.	(x2 + x + 5) (x2 - x + 5)
D.	None of these
Answer» C. (x2 + x + 5) (x2 - x + 5)

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