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Powers of [math]i[/math] (Grades 11-12)

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Powers of [math]i[/math]

1. 
Which of the following is equal to [math]i^3[/math]?
  1. [math]-i[/math]
  2. [math]i^2[/math]
  3. [math]1[/math]
  4. [math]-1[/math]
2. 
If [math]i^2=-1[/math], then what is the value of [math]i^32[/math]?
  1. [math]-1[/math]
  2. [math]1[/math]
  3. [math]-i[/math]
  4. [math]i[/math]
3. 
Simplify completely. [math]i^16[/math]
  1. [math]1[/math]
  2. [math]-i[/math]
  3. [math]-1[/math]
  4. [math]i[/math]
4. 
Simplify. [math]i^46[/math]
  1. [math]i^4[/math]
  2. [math]i^3[/math]
  3. [math]-1[/math]
  4. [math]1[/math]
5. 
Simplify. [math]i^26[/math]
  1. [math]i^2[/math]
  2. [math]i[/math]
  3. [math]1[/math]
  4. [math]-1[/math]
6. 
What is [math]i^48[/math]?
  1. [math]i[/math]
  2. [math]-1[/math]
  3. [math]-i[/math]
  4. [math]1[/math]
7. 
Simplify. [math]i^39[/math]
  1. [math]i^3[/math]
  2. [math]i^9[/math]
  3. [math]-i[/math]
  4. [math]-1[/math]
8. 
What does [math] i^45[/math] equal?
  1. [math]i[/math]
  2. [math]-i[/math]
  3. [math]1[/math]
  4. [math]-1[/math]
9. 
What is [math]i^202 ?[/math]
  1. [math]i[/math]
  2. [math]-1[/math]
  3. [math]-i[/math]
  4. [math]1[/math]
10. 
Simplify. [math]i^206[/math]
  1. [math]-1[/math]
  2. [math]sqrt(-1)[/math]
  3. [math]1[/math]
  4. [math]-i[/math]
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