Multiply.(4n9 + 8)(4n9 - 8)
A. 16n18 - 64
B. 16n18 - 32n9 - 64
C. 4n18 - 64
D. 16n18 + 64
Answer: A
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A. 
B. 
C. 
D. 
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Find an equivalent expression for the number, using the denominator indicated.
= 
A. 
B. 
C. 
D. 
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