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If (a1+ib1)(a2+ib2).......(an+ibn)=A+iB,...

If `(a_1+ib_1)(a_2+ib_2).......(a_n+ib_n)=A+iB, " then " (a_1^2+b_1^2)(a_2^2+b_2^2).....(a_n^2+b_n^2)=`

A

`A^2+B^2`

B

`A^2-B^2`

C

`A^3+B^3`

D

`A^3-B^3`

Text Solution

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The correct Answer is:
A
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