
VM S. answered 03/19/20
Tutor
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Mathematics, Physics, SAT Tutoring
Multiply numerator and denominator by complex conjugate of denominator:
Denominator : (-1 + 5i)(-1 - 5i) = 1 + 25 = 26
Numerator : (2 - 3i)(-1 -5i) = -2 + 3i - 10i -15 = -17 - 10i
Ans: (-17 - 10i) / 26