Step-by-step explanation:
A. gof=g(f(x))
= g(f(6))
=6×6
36
Im not sure if im correct but I think the answer is 82 hours.
Answer:
a-3b+4
Step-by-step explanation:
1/2 (2a−6b+8) =
=1/2*2a-1/2*6b+1/2*8
=a-3b+4
Answer:
Dividing exponents you subtract.
3^8/3^5 = 3^3
3^3
Multiplying exponents when an exponent is raised to another.
(3^3)^3 = <u>3^9</u>
<h2>
Final Answer is 
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Apparently this makes no sense according to comments, if you want a more indepth look into exponents search "The properties of exponents".