Hello,

Can someone verify my answers? Thanks. I attached the questions on a pdf.

Attachment 21183

1.-90 radical 2 + 180

2. 5+6i

3.r=4

4.k = 25? Do I just divide the -10 by 2 and square it?

5. -21KL radical 7K -22k squared radical 3KL

6. -4/3

7. -5i+3/-4

8. 6 plus minus 2 radical 2