Multiply.-7ax2(8ax3 + 4x2 - 5a)
A. -56a2x5 - 28ax4
B. -56a2x5 - 28ax4 + 35a2x2
C. -56ax3 - 28x2 + 35a
D. -56a2x5 + 4x2 - 5a
Answer: B
Mathematics
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