Complex Numbers

What is the simplified form of (-9 + 5i) + (3 -2i)

• -12 + 31i

• -6 + 3i

• -11 + 7i

• 5 - 3i

Tags

CCSS.HSN.CN.A.2

What is the simplifies form of (11 - 7i) - (-3 + 12i)

• 8 - 19i

• 8 + 5i

• 13- 19i

• 14 -19i

Tags

CCSS.HSN.CN.A.2

What is the simplified form of (-3 + 2i)(1- 4i)

• -2 - 2i

• 5 + 14i

• -11 -10i

• -3 -8i

Tags

CCSS.HSN.CN.A.2

3i(4 - i)

• 9i

• -3 +12i

• 12 - 3i

• 3 + 12i

Tags

CCSS.HSN.CN.A.2

(11+5i)(11-5i)

• 121 - 110i

• 121 + 110i

• 146

• 121 - 25i

• A
• B
• C
• D

Tags

CCSS.HSA.SSE.A.2

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

 $\sqrt{-243}$  

•  $-9\sqrt{3}$  

•  $9i\sqrt{3}$  

•  $9\sqrt{3}$  

•  $81i\sqrt{3}$