It takes 4/5 of an hour to paint 2/5 of a room, how long does it take to paint one room?
1 answer:
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Step-by-step explanation:
I think this might help
Given:
The function is:
To find:
The domain of the given function.
Solution:
Domain is the set of input values.
We have,
It is a quadratic polynomial.
We know that a quadratic polynomial is defined for all real values of x. So, the given function is defined for all real values of x and the domain of the given function is:
Domain = Set of all real number
Domain = (-∞,∞)
Therefore, the correct option is B.