Add/Subtract Complex Numbers

(5-2i) + (-7+8i)

• -2+6i
• 12+6i
• -35-16i²
• -35 -16i

Tags

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.2

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

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

Tags

CCSS.HSN.CN.A.2

What does i² =  ?

• 1
• -1
• √-1
• √1

Tags

CCSS.HSN.CN.A.1

Simplify: 
(10+ 15i) - (48 - 30i)

• 58 - 45i
• 58 - 15i
• -38 - 15i
• -38 + 45i

Tags

CCSS.HSN.CN.A.2

How do you write a complex number?

• a-bi

• a+bi

• ai+b

• ai-b

Tags

CCSS.HSN.CN.A.1