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Expressed in simplest form i^16+i^6-2i^5+i^13 is equivalent to.....

A) 1
B) -1
C) i
D) -i

Expressed in simplest form i^16+i^6-2i^5+i^13 is equivalent to..... A) 1 B) -1 C) i-example-1

1 Answer

3 votes
i^16+i^6-2i^5+i^13
1+i^4+2-2i^4+1+i^12+1
1+i^4xi^2-2i^4xi^1+i^12xi^1
1+1x(-1)-2x1i+1i
1-1-2i+i
=-i so D
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