Grade 99 grade maths
if n is positive integer,then (i)^(4n+1)+(-i)^(4n+5)
if n is positive integer,then (i)^(4n+1)+(-i)^(4n+5)
1 Answer
Apoorva Arora
i 4n +1= i
(-i)4n+5=(-i)4n +4 + 1=(-i)4(n+1) +1= -i
Hence the sum will be 0.
(-i)4n+5=(-i)4n +4 + 1=(-i)4(n+1) +1= -i
Hence the sum will be 0.
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