What is the product of (2p + 7)(3p2 + 4p – 3)?

Distribute each term: 2p(3p² + 4p − 3) = 6p³ + 8p² − 6p, and 7(3p² + 4p − 3) = 21p² + 28p − 21. Combining like terms gives 6p³ + 29p² + 22p − 21, which is choice C.

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