prove that : [ (3+2i/2-5i) + (3-2i/2+5i) ] is rational
Asked by Aashna Anith Kumar | 1st Jul, 2013, 08:45: PM
Expert Answer:
[ (3+2i/2-5i) + (3-2i/2+5i) ] = 3+3+i-i -5i+5i = 6
Now, 6 is a rational number and hence, [ (3+2i/2-5i) + (3-2i/2+5i) ] is a rational number.
Answered by | 1st Jul, 2013, 11:02: PM
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