6
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Question 6 • GSD: Math Sec II Q1 CR

Which polynomial has factors of 4x – 7 and x + 4?

Answer
A
3x2 + x – 3
B
4x2 + 9x – 28
C
3x2 – 7x – 3
D
4x2 – 23x – 28

Explanation

Multiply the two given factors: (4x – 7)(x + 4) = 4x² + 16x – 7x – 28 = 4x² + 9x – 28. Therefore, the polynomial is choice B, 4x² + 9x – 28.

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