Equations Involving Complex Numbers

(2i)(3i)

• 5i

• -5

• 6i

• -6

Tags

CCSS.HSN.CN.A.2

(-3-i)(6-i)

• -21-7i

• -19-3i

• -15-5i

• -17-9i

Tags

CCSS.HSN.CN.A.2

Simplify.

• -5i

• 5

• 5i

• -5

Multiply: 
(4 – 3i)(-7 – 2i)

•   -23 + 13i

•   -23 - 29i

•   -34 + 13i

•   -34 - 29i

Tags

CCSS.HSN.CN.A.2

• 10
• -10
• 10i
• -10i

Find the product
(1+3i)(2-i)

• 5+5i

• 5-5i

• 2-3i

• 5+7i

Tags

CCSS.HSN.CN.A.2

(-7+6i)²

• 49+36i

• 85

• 13-84i

• 13+84i

Tags

CCSS.HSN.CN.C.8

Q1. What is the value of x if x = 10?

• A) 10

• B) -10

• C) 10i

• D) -10i

Tags

CCSS.HSN.CN.A.1

(4 - 2i) - (3 + 6i)

• 7 - 4i

• 1 + 4i

• 1 - 8i

• 7 - 8i

Tags

CCSS.HSN.CN.A.2

√-36

• 6

• -6

• -6i

• 6i