Multiply.(s + t + 8)(s + t - 8)
A. s2 + 2st + t2 - 64
B. s2 + t2 - 64
C. s2 + 2st + 16s + 16t + t2 - 64
D. s2 - 2st - 16s - 16t + t2 + 64
Answer: A
Mathematics
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