Answer:
3
Step-by-step explanation:
using the rule of radicals
×
⇔ 

=
=
×
= 3
Its c 10 and other fillar so i can answer
Answer:
D
Step-by-step explanation:
It wouldnt be a single grade being surveyed so we would choose d in additon a and b isnt national since it says 'in a certain town' and 'in a certain county'.
Which leaves you with D.
Answer:
-3072
Step-by-step explanation: