Given complex number is

Let us convert this to the standard form a+ib

⇒

⇒

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We know that i²=-1

⇒

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Multiplying and dividing with 3-i

⇒

⇒

⇒

⇒

⇒

We know that complex conjugate of a complex number a+ib is a-ib

⇒

∴ The conjugate of is .