Answer:
All real numbers
Step-by-step explanation:
we have the function

This is a vertical parabola open upward
The vertex represent a minimum
Remember that
The domain of a function is the set of all possible values of x
The quadratic functions are continuous and defined for all real values of x.
therefore
The domain of the function f(x) is the interval (-∞,∞)
That means
All real numbers
Answer:
1/8
Step-by-step explanation:
Number 3 is 1:3 but I don't know what 4 is I can't see the whole problem
Convert the percent into a decimal 25% divided by 100 and do the same for both then add 9$ and all of the other decimals you get