The parabola equation in its vertex form is y = a(x-h)² + k , where:
a is the same as the a coefficient in the standard form;
h is the x-coordinate of the parabola vertex; and.
k is the y-coordinate of the parabola vertex.
that’s how you find it
Answer:
this is too old
Step-by-step explanation:
Answer: any neative number thats -16 and up
for example -16, -17,-18 etc
Step-by-step explanation:
Answer:
or 
Step-by-step explanation:
Multiply both sides of the equation by 

Simplify both sides of the equation.
or 
<em>hope this helps :)</em>
93.9 or 17702.3 I think it’s the long 1 tho