Complex Multiplication

9 questions. 3 minutes.

1

(5+9i)(8+9i) =

+ i

2

(-8+6i)(-2-5i) =

+ i

3

(-5-8i)(-8+3i) =

+ i

4

(-8-7i)(-6-6i) =

+ i

5

(-4+5i)(7-9i) =

+ i

6

(-2-6i)(-9+3i) =

+ i

7

(8+i)(-5+9i) =

+ i

8

(2+i)(1-9i) =

+ i

9

(-5-7i)(1-6i) =

+ i