Find the multiplicative inverse of – i

Question

TextConjugate of a Complex Number

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Find the multiplicative inverse of 2 – 3i.

Find the multiplicative inverse of 4 – 3i

Find the multiplicative inverse of √5 + 3i

Conjugate of a Complex Number

Find the conjugate of (3 – 2i)(2 + 3i) / [(1 + 2i)(2 – i)].

Find the real numbers x and y if (x – iy) (3 + 5i) is the conjugate of –6 – 24i.