3 years ago

Simplify. i^43 . Help PLease!!!

Mathematics

1 answer:

Sindrei [870]3 years ago

5 0

Answer:

$-i$

Step-by-step explanation:

We use the fact that $i^{2} =-1$ to rewrite the expression and simplify :

$i^{43} =i-^{42} * i\\=(i^{2} )^{21} *i\\=(-1)^{21} *i\\\\=-i$

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