Complex Numbers Operation

(7-5i)(7+5i)

• 74

• 75

• 74-1

Tags

CCSS.HSN.CN.C.8

• 15-8i

• 36

• 24+10i

• 24-10i

Tags

CCSS.HSN.CN.C.8

• A
• B
• C
• D

Tags

CCSS.HSN.CN.A.3

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

• -2+6i

• 12+6i

• -35-16i²

• -35 -16i

Tags

CCSS.HSN.CN.A.2

Simplify:
(2 - 3i)(5 + 4i)

• 22 - 7i

• 22 + 7i

• 22 - 7i²

• 22 + 7i²

Tags

CCSS.HSN.CN.A.2

(4-5i)(4+5i)

• 41

• -9

• 41+40i

• -9+40i

Tags

CCSS.HSN.CN.C.8

(3+8i)(-2-i)

• 2-19i

• 23-i

• 34+5i

• 23-i

Tags

CCSS.HSN.CN.A.2

(10-6i) - (2+3i)

• 12 + 3i

• 8 - 3i

• 8 - 9i

• -9i + 8

Tags

CCSS.HSN.CN.A.2

What is the value of the expression below?

(2 + 4i) + i(2 + i)

• 4 + 5i

• 2 + 7i

• 7i

• 1 + 6i

Tags

CCSS.HSN.CN.A.2

Choose the correct answer for the operation pictured.

• 7 - 13i

• 7 - i

• 1 - 13i

• 1 - i

Tags

CCSS.HSN.CN.A.2