Question

How do I write this complex number in a + bi form?

√-1 + 2

Answer 1

2 + i

sqrt of - 1 = i

Answer 2

2+i

Answer 3

What if it was -√-50 - 2 ?
Do I factor the 50?

Answer 4

yes.
\[\sqrt{-50}=\sqrt{-1 \cdot 50}= \sqrt{-1}\cdot \sqrt{50}= i\sqrt{50}\]

Answer 5

So what would be the written answer as?