What is the product of 2p + q and –3q – 6p + 1?

Distribute each term in 2p + q across –3q – 6p + 1: 2p gives –6pq – 12p² + 2p, and q gives –3q² – 6pq + q. Combine the like terms –6pq and –6pq to get –12pq. The result is –12p² – 12pq + 2p – 3q² + q, which is choice B.

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