Answer:
1. z^2
2. 14z
Step-by-step explanation:
We also know that (a^m)(a^n) = a^(m+n)
2. 8 x 6^500 = 8z
And we can also write 6^(501) as 6^(500+1) which is equivalent to 6(6^500) which is 6z.
From the above we can make sure that the question is the sum of the above which is 8z + 6z = 14z.