Question

Complex Rational Expressions: I will put the questions in the comment area! Some1 Please HELP me!

Answer 1

3i-10
-----
8i-5

11i^2
-----
-12i-8

Answer 2

\[30\sqrt{-25}\times8\sqrt{-49}\]

\[6\sqrt{-64}+12\sqrt{-36}\]

\[4\sqrt{-13}-6\sqrt{-13}\]

Answer 3

For the first one, you need to multiply by the conjugate, or 8i+5. So you get this:

Answer 4

wouldn't it be 11i+5 ?
Or is that wrong?