i i to the what?

Algebra Level 2

What is i 0 + i 1 + i 2 + i 3 + i 4 + i 5 i^0 + i ^ 1 + i^2+i^3+i^4+i^5 ?

− i -i i + 1 i+ 1 i i i − 1 i-1

Xiaoying Qin by Xiaoying Qin , 95, USA

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1 solution

Xiaoying Qin
Nov 29, 2015

i^0+i^1+i^2+i^3+i^4+i^5

= 1+ i + -1 + i + 1 + i

= i + 1

1 Helpful 0 Interesting 0 Brilliant 0 Confused

i^4 is 1 You put -1 instead of 1 on the second line :)

Brian Wang - 5 years, 6 months ago

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whoops thanks

Xiaoying Qin - 5 years, 6 months ago

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