Which polynomial has factors of 4 x negative 7 and x plus 4 ?

Multiply the factors (4x − 7)(x + 4) using distribution: 4x·x + 4x·4 − 7·x − 7·4. Combining like terms gives 4x² + 16x − 7x − 28 = 4x² + 9x − 28, which is choice D.

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