9.Evaluate i³⁰+i⁴⁰+i⁵⁰
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Answer:
1
Step-by-step explanation:
(i^2)^15 + (i^2)^20 + (i^2)^25 = , [i^2= -1
(-1)^15+(-1)^20 + (-1)^25=
-1+1-1= 1
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