Complex Numbers Basics

• i

• -1

• 1

• -i

Tags

CCSS.HSN.CN.A.2

• 2i√6

• 2√6

• 6i√2

• 6√2

Choose the correct answer for the operation pictured.

• 7-3i

• 7+13i

• -5+3i

• -5+13i

Tags

CCSS.HSN.CN.A.2

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

• -2+6i

• 12+6i

• -35-16i²

• -35 -16i

Tags

CCSS.HSN.CN.A.2

Choose the correct answer for the operation pictured.

• -3

• -3-4i

• 5-4i

• 5

Tags

CCSS.HSN.CN.A.2

-6i+3i

• 3i

• -3i

• -2i

• -3i²

Tags

CCSS.HSN.CN.A.2

(2i)(3i)

• 5i

• -5

• 6i

• -6

Tags

CCSS.HSN.CN.A.2

(3i)(-2+4i)

• -6+12i

• -12-6i

• -2+7i

• 12+6i

Tags

CCSS.HSN.CN.A.2

Simplify: 
(7 + 2i)(9 - 6i)

• 75-24i

• 63 - 24i  - 12i²

• 51 - 24i

• 58 + 60i

Tags

CCSS.HSN.CN.A.2