Solving Complex Number Operations

Find the sum.
(5-2i) + (-7+8i)

• -2+6i

• 12+6i

• -35-16i²

• -35 -16i

Tags

CCSS.HSN.CN.A.2

What is the simplified form of the above?

• 7/10 + 11/10 i

• 13/10 +1/10 i

• 5/4 - 3/2i

• 7/10 - 11/10 i

Tags

CCSS.HSN.CN.A.3

Simplify.

• -5i

• 5

• 5i

• -5

• 10
• -10
• 10i
• -10i

• A

• B

• C

• D

Tags

CCSS.HSN.CN.A.2

(−3 − i) + 6 + (2 − 6i)

• 5 − 7i

• 1 + 5i

• 2 − i

• 5 + 7i

Tags

CCSS.HSN.CN.A.2

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

• -1-5i

• -1-i

• 11-i

• -30-6i

Tags

CCSS.HSN.CN.A.2

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

• -4i -5

• 4i -5

• -4i + 5

• 4i + 5

Tags

CCSS.HSN.CN.A.2

(2i) + (1 -2i)

• 1

• 2 - 3i

• -1

• 3 - 2i

Tags

CCSS.HSN.CN.A.2

(2i) + (1 -2i)

• 1

• 2 - 3i

• -1

• 3 - 2i

Tags

CCSS.HSN.CN.A.2