Question

write the value of ni/(n-r)i , n=5 and r=2​

Answer 1

Answer:

(2+i)(2+2i).....(2+ni)=x+yi.....(1)

(2+i)(2+2i).....(2+ni)=x-yi......(2)

multiply(1)&(2)

5.8.13......(4+n^2)=x^2+y^2

Answer 2

Answer:

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