Answer:
0.13, 1.6, 2.2, 48.6, 49.2, 153.7
It’d be 12.458 , rounded to the nearest tenth makes it 12.5. Hopefully, I helped.
<span>-x^2=4
x = -2i and x = 2i
-------------------------------</span>
Why would someone give you the answer if you are in detention? I will tell you the first step which is to get rid of the -3 by adding positive three to both sides of the equation. Then from there, you should know what to do! Pay attention in class, and stop giving your teacher trouble!