Review Operations with Imaginary Numbers

Evaluate i⁸

• -1

• 1

• i

• -i

Tags

CCSS.HSN.CN.A.2

Evaluate i⁹

• -1

• 1

• i

• -i

Tags

CCSS.HSN.CN.A.2

Evaluate i¹³

• -1

• 1

• i

• -i

Tags

CCSS.HSN.CN.A.2

Evaluate i^24

• -1

• 1

• i

• -i

Tags

CCSS.HSN.CN.A.2

Simplify -√-8

• -i√8

• -2i√2

• 2i√2

• -8i

Calculate:
-4 (13 + 5i) 

• -52 − 20i

• 9 + i

• 17 − 20i

• -52 + 20i

Tags

CCSS.HSN.CN.A.2

Calculate (multiply):
(1 − 2i)(6 + 5i)

• 16 − 7i

• -16 + 7i

• -16 − 7i

• 16 + 7i

Tags

CCSS.HSN.CN.A.2

Simplify
2i - 7i + 10

• 10 - 5i

• 5i

• 10 + 9i

• 10 + 5i

Tags

CCSS.HSN.CN.A.2

Simplify √-81

• -√81

• -9i

• 9i

• 81i

Simplify √-45

• 3i√5

• -3i√5

• -i√45

• 45i