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Powers of 'i' Worksheet

Explore and master the cyclical nature of powers of the imaginary unit 'i' with this Grade 10 math worksheet.

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Grade 10 Math AlgebraComplex NumbersPowers of I
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Includes

Fill in the BlanksMultiple ChoiceShort AnswerTrue / False

Standards

CCSS.MATH.CONTENT.HSN.CN.A.1CCSS.MATH.CONTENT.HSN.CN.A.2

Topics

mathalgebracomplex numberspowers of iimaginary numbersgrade 10
6 sections · Free to use · Printable
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Powers of 'i' Worksheet

Name:

Date:

Score:

Carefully read each question and provide the correct answer. Remember the cyclical pattern of powers of 'i'.

1. The imaginary unit 'i' is defined as the square root of  .

2. The value of i² is  .

3. The value of i³ is  .

4. The value of i⁴ is  .

5. The powers of 'i' follow a cycle of   distinct values.

6. What is the value of i⁷?

a

1

b

-1

c

i

d

-i

7. Simplify i¹⁰².

a

1

b

-1

c

i

d

-i

8. Explain the cyclical pattern of the powers of 'i'.

9. Simplify i⁲⁵. Show your work.

10. Calculate i⁵⁰ + i⁵¹.

11. i⁹⁹ = -i

T

True

F

False

12. i⁴⁰⁰ is equal to 1.

T

True

F

False

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