joel-robertson_60b84481426f1
joel-robertson_60b84481426f1
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PRIMEIRA PARTE a) (2 + 3i)(4 + i) = 8 + 2i + 12i + 3i² = 8 + 14i + 3(-1) = 8 + 14i - 3 = 5 + 14i b) (2 + 3i)² = 4 + 2.2.3i + 9i² = 4 + 12i + 9(-1) = 4 - 9 + 12i = - 5 + 12i c)(1 + i) à quarta pelo triângulo de pascal, temos 1.1^…