Correct the error a student made when multiplying complex numbers. (2 - 3i) (4 + i) =2 (4) + 2 (i) - 3i (4) - 3i (i)
= 8 + 2i - 12i - 3i2
= 8 - 10i - 3i2

Nina has prepared the following two-column proof below. she is given that ∠oln ≅ ∠lno and she is trying to prove that ol ≅ on. triangle oln, where angle oln is congruent to angle lno nina made two errors in the proof. identify and correct the errors.