From the list of choices that you have provided, √x + 2 is the greatest value.
I honestly don't see what 2 < x < 6 has to do with anything.
1: a) -51
b) -461
2: a) 18078.415936
b) <span>61715.95</span>
Answer: Option D is correct.
Step-by-step explanation:
Since we have given that
focus = (-5,5)
and a directrix y= -1
Since, equation of parabola in this case will be

Now, here

So equation will be
So, option D is correct .