Respuesta:
= 9x⁴ + 6x² + 1
Explicación paso a paso:
(1+3x²)² = (1)² + 2(1)(3x²) + (3x²)²
= 1 + 6x² + 9x⁴
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Respuesta:
= 9x⁴ + 6x² + 1
Explicación paso a paso:
(1+3x²)² = (1)² + 2(1)(3x²) + (3x²)²
= 1 + 6x² + 9x⁴
= 9x⁴ + 6x² + 1