Help please x^2=-3
I'll mark brainlest.

answer:

e, a

Step-by-step explanation:

x^2 is squared

opposite of square is square rooot

thats where you get e

if you were to simplify e you will get a

e and a are correct

answer:

F

Step-by-step explanation:

x² never negative for all real number x

idk

step-by-step explanation:

the arc length is found by finding the circumference of the full circle (2xpixradius) and then dividing by 4 to find just one quarter of the circle (90 degrees).