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a+ib=(1+i)(1+2i)(1+3i) then a^(2)+b^(2)=...

`a+ib=(1+i)(1+2i)(1+3i)` then `a^(2)+b^(2)=`

A

`10`

B

`100`

C

`25`

D

`65`

Text Solution

Verified by Experts

The correct Answer is:
B
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