What is the HCF of a2 b4 + 2a2 b2 and (ab)7 - 4a2 b9 ? – McqOptions

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1.	What is the HCF of a2 b4 + 2a2 b2 and (ab)7 - 4a2 b9 ?
A.	ab
B.	a^3 b^2
C.	a^2 b^3
D.	a^2b^2
Answer» E.

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