Complex Operations

Choose the correct answer for the operation pictured.

• 7 - 13i

• 7 - i

• 1 - 13i

• 1 - i

Simplify.

• -5i

• 5

• 5i

• -5

The expression (2 + 3i)² is equal to

• -5

• -5 + 12i

• 13

• 13 + 12i

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

• -2+6i

• 12+6i

• -35-16i²

• -35 -16i

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

• 7 + 7i

• 1 - 3i

• 1 - 7i

• 7 - 3i

(-7 + 9i) + (2 - 10i)

• -5 + i

• -5 - i

• -9 + 1

• 9 - i

(-3-i)(6-i)

• -21-7i

• -19-3i

• -15-5i

• -17-9i

Simplify

(12 - 4i) + (-2 + 8i)

• 8 + 104i

• 10 + 4i

• 14 - 4i

• 10 - 12i

Simplify:
(3 + 2i) + (4i + 6)

• 9 + 6i

• 7i + 8

• 9 + 6i²

• 9 - 6i

(10 + 8i) - ( 4 - 5i)