Factor the difference of two squares.(16x4 - 81)
A. (4x2 + 9)(4x2 - 9)
B. (4x2 + 9)(2x + 3)(2x - 3)
C. (2x + 3)2(2x - 3)2
D. (4x2 + 9)(4x2 + 9)
Answer: B
Mathematics
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