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Question 1 · 4 marks
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Edexcel 9FM0
Use de Moivre's theorem to find
(
3
+
i
)
6
(\sqrt{3} + i)^{6}
(
3
+
i
)
6
,
giving your answer in the form
a
+
b
i
a + bi
a
+
bi
.
i
xⁿ
a/b
√
π
(
)