Answer:
-a+5b
i hope this help you out ;)
Answer:
it is the second one
Step-by-step explanation:
Answer:

Step-by-step explanation:
One of the rules of logarithms is ...
log(a^b) = b·log(a)
So ...

Rewrite in standard form to find the center (h,k) and redius r.
center: (2,-1)
Radius:4
have a great day!!!