how to find the multiplicative inverse of 2-3i

its multiplicative inverse = 1 / 2-3i

on both nr , dr v can multiply conjugate of 2 - 3i = 2 + 3i

= 1 * 2 +3i / 2-3i * 2+3i = 2+3i / 13 = 2/13 + (3/13)i

thus its multiplicative inverse is 2/13 + (3/13)i

hope u got it

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