Patrick B. answered 05/18/19
Tutor
4.7
(31)
Math and computer tutor/teacher
(2+3i)(4 - 5i) / (-9) =
(8 + 2i + 15) / (-9)
(23 + 2i)/(-9)
the conjugate is (23 - 2i)/(-9)
the total is then 46/-9
Aiesh C.
asked 05/12/19If z= 2+3i/ 4+5i then find z+z conjugate
Patrick B. answered 05/18/19
Math and computer tutor/teacher
(2+3i)(4 - 5i) / (-9) =
(8 + 2i + 15) / (-9)
(23 + 2i)/(-9)
the conjugate is (23 - 2i)/(-9)
the total is then 46/-9
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