Simplify, add and subtract complex numbers

Another way to express √-1 is?

• 1

• -1

• i

• 0

Tags

CCSS.HSN.CN.A.1

What does i² =  ?

• 1
• -1
• √-1
• √1

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

i¹³

• -1
• 1
• i
• -i

Tags

CCSS.HSN.CN.A.2

i⁷

• i
• -i
• 1
• -1

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

What is i¹²⁹?

• -i
• i
• 1
• -1

Tags

CCSS.HSN.CN.A.2

Calculate:
i + 6i

• 6i²
• 7i
• 5i
• 7i²

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Add/Subtract using the proper rules:
2i + 3 + 7 - 12 i

• 10i - 10
• -10i + 10
• 14i + 10
• -10i + 4

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Add/Subtract using the proper rules:
(7 + 2i) - (-12 - 4i)

• -5 - 2i
• 19 - 2i
• -5 + 6i
• 19 + 6i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

i⁹⁷

• 1
• i
• -1
• -i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

i⁵²

• i
• -i
• 1
• -1

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2