Converting Square Roots to Iota

Now that you know how to play with iota itself, let's practice your ability to find iota in normal algebraic expressions.

Write the following in form of $i$

$\sqrt{-121}$

$\sqrt{-98}$

$\sqrt{-66}$

$\sqrt{ \dfrac{36}{-49}}$

$\sqrt{ \dfrac{-25}{196}}$

End of Lesson