Answer:
81/4
Step-by-step explanation:
I know this because I did this before
It’s b and c and i believe a
Answer:

Step-by-step explanation:
in powers:
when there is x to the power of 6 to the power of 6 as an example you should multiply 6x6=36
so in this one try to do it like the one up there
6*
=3 so it is 