a and b are real numbers (a-2i)-(4b+ai)+(3+bi)=0 find the value of a and b?
回答 (2)
2015-08-21 5:16 pm
(a+2i)-(4b+ai)+(3+bi)=0
(a-4b+3)+(b-a-2)i=0
a-4b=-3 i
-a+b=2
a=-5/3
b=13/9
(a-4b+3)+(b-a-2)i=0
a-4b=-3 i
-a+b=2
a=-5/3
b=13/9
收錄日期: 2021-04-16 17:11:42
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