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Simplify (2mu)2(m2u)25m25u2...

Simplify (2mu)2(m2u)25m25u2

A.

35

B.

25

C.

2mu5m+u

D.

m2um+5u

Correct answer is A

(2mu)2(m2u)25m25u2

= 2mu+m2u)(2mum+2u)5(m+u)(mu)

= 3(mu)(m+u)5(m+u)(mu)

= 35