4 hours is 8 half hours
8*2 is 16 so the answer is d
Hope this helps :)
Answer:
(-∞, ∞)
Step-by-step explanation:
Given,

Then (fºg)(x) would be ,

Since this is a polynomial, we know domain of a polynomial is all real number.
Therefore the domain of this (fºg)(x) is (-∞, ∞).
What do you mean it’s not mary and that its geo i mean dude if you like geo the. just do the marg