Complex Numbers Assessment

i(2+5i)

• -5+2i
• 5-2i
• 7i
• 2i+5i

Tags

CCSS.HSA.APR.A.1

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

• 14+8i
• 48+16i
• 12-8i
• 2-8i

Tags

CCSS.HSA.APR.A.1

Which of the following is equivalent to

(5-3i)+(-6+2i)?

• -1-5i

• -1-i

• 11-i

• -30-6i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Which of the following is equivalent to (3-5i)-(6+2i)

• -3-7i
• -3-3i
• 3-3i
• 9-7i

Tags

CCSS.HSA.APR.D.7

Simplify √-4

• 2i
• -2i
• 2
• 4i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

Simplify √-28

• -√28
• -2i√7
• 2i√7
• 28i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

• A
• B
• C
• D

Tags

CCSS.HSA.APR.A.1

-2/(5-i)

• (-10-2i)/26
• -2i
• -5-i
• (-5-i)/13

Tags

CCSS.HSA.APR.D.7

(1-3i)(2+5i)

• 22-i
• 16-i
• 17-i

Tags

CCSS.HSA.APR.A.1

i⁷

• i
• -i
• 1
• -1

Tags

CCSS.HSN.CN.A.2