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Simplify: 2x25x124x29...

Simplify: 2x25x124x29

A.

x+42x+3

B.

x+42x3

C.

x42x+3

D.

x42x3

Correct answer is D

2x25x124x29 = 3x28x+3x12(2x)232

= 32(x4)+3(x4)(2x3)(2x+3)(x4)+(2x+3)(2x3)(2x+3)

= x42x3