Simplifying Expressions with Imaginary

Simplify the following expression:

(28-11i)-(-11+12i)

• 17+i

• -39+i

• 39+i

• 39-23i

Simplify the following expression:

-3(7-4i)

• -21+12i

• -10+12i

• -21+4i

• 21-12i

Simplify the following expression:

-4i(9+7i)

• 28-36i

• -36i-28i²

• -36i-28

• -13i+28i

Simplify the following expression:

-12i(-2-4i)

• 24i-48

• -48-24i

• 24-48i

• -48+24i

• -5 / 2i
• -5i / 2
• 5 / 2i
• 5i / 2

• A

• B

• C

• D

      1.                             

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• E

• 5i
• -5i
• 5+i
• -5