Asked by James
Simplify 2(3-i^14)- (5-i^23)
3-i
Simplify: (5-3i)^2
16+30i
Simplify (3+2i) / (4-5i)
(2/41)-(23/41)i
is this right?
3-i
Simplify: (5-3i)^2
16+30i
Simplify (3+2i) / (4-5i)
(2/41)-(23/41)i
is this right?
Answers
Answered by
Reiny
the second one should be
(5-3i)^2
= 25 - 30i + 9i^2
= 16 - 30i
the other two are correct
(5-3i)^2
= 25 - 30i + 9i^2
= 16 - 30i
the other two are correct
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