Answer:
4/10
Step-by-step explanation:
Answer:
B)All the real numbers
Step-by-step explanation:
the given Graph is Parabola
so the function has to be quadratic
we know that the domain of a quadratic function is always 
hence, our answer is B
Answer:
170000
Step-by-step explanation:
17000
~~~~~~~~~2x- y - 1 = 0 ~~~~~~~~~~