Reid G.
asked • 04/23/20Bored in quarantine? Solve (2-3i)^-1
Mark M. answered • 04/23/20
Retired math prof. Very extensive Precalculus tutoring experience.
(2 - 3i)-1 = 1 / (2 - 3i)
Multiply the numerator and denominator by the conjugate of the denominator, 2 + 3i, to get:
(2 + 3i) / 13 = (2/13) + (3/13)i
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Reid G.
Thanks Mark! Hope it provided some light in this time of darkness.04/23/20