Question 28 • FL-1200330-Algebra 2 Sem 1 - Flex
Use the square-of-a-sum rule: (x + y)² = x² + 2xy + y². Here, x = 3a⁴ and y = 4, so (3a⁴ + 4)² = 9a⁸ + 24a⁴ + 16. This matches choice C, 9a⁸ + 24a⁴ + 16.
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