## Ty_Kez Group Title what is the square root of -5 2 years ago 2 years ago

1. Ty_Kez Group Title

and how did you find it

2. meverett04 Group Title

This is an imaginary answer ...

3. LollyLau Group Title

sqrt (5) i?

4. meverett04 Group Title

since it is negative, take the negative sign out, since we do not know the square root of 5, we have $\sqrt{5}-$

5. LollyLau Group Title

i = sqrt(-1) these are called imaginary numbers... written in the form of a+bi

6. meverett04 Group Title

oppp$-\sqrt{5}$

7. LollyLau Group Title

if drawn on a grid, the x-axis is the number line and the y-axis is the imaginary number line.

8. studyopen101 Group Title

it is 2.23i. i is the mathematical term for the square root of -1

9. EarthCitizen Group Title

$i \sqrt{5} =i2.2$