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प्रश्न
Find the conjugate of the following complex number:
4 − 5 i
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उत्तर
\[\left( i \right) \text { Let} z = 4 - 5i \]
\[ \therefore \bar{z} = 4 + 5i \left( z = a + ib, \text { so } \bar{z} = a - ib \right)\]
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