Q3.Find the modulus of the following3+i – InterviewSolution

1.	Q3.Find the modulus of the following3+i
Answer» (3+i+3i+3i^2)/(3-i)-(3-i-3i+3i^2)/(3+i)=(3+4i-3)/(3-i)-(3-4i-3)/(3+i)=4i/(3-i)+4i/(3+i)=(12i+4i^2+12i-4i^2)/(9-i^2)=(24i-4+4)/(9+1)=24i/10

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