Step 1 it says Additive inverse, that is not additive inverse. Additive inverse is the opposite of a number. There is no opposite number in the problem. And step 5 is the answer, it shouldn't be simplify. Hope that helps! <span />
Answer:
10
Step-by-step explanation:
-(-) = +
2-(-8)
2+8
=10
Formula for volume of cone:
V = 
r = 6 km
h = 12 km
V = 
V = 
V = 
V = 452.389 km^3 <----------------------Using the calculators pi button
V = 452.16 km^3 <-------------------------Using 3.14 for pi
Hope this helped!
~Just a girl in love with Shawn Mendes
A. 1 only- this study provides evidence that taking B12 vitamin daily contributed to protecting against Alzheimer’s disease.
I believe it is a reflection?