ianlangston
ianlangston
20-06-2017
Mathematics
contestada
simplify (4 − 10i) − (5 − 7i)
Respuesta :
lilfathoff
lilfathoff
20-06-2017
4−
10i
−
(
5−
7i
)
4-10i-1*5-7i*-1
4-10i-5+7i
Re-Arrange with like terms:
(-5+1)+(-10i+7i)
(-1)+(-3i)
=
−1
−
3i
ANSWER:
−1−3i
Answer Link
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