a veterinarian purchases some medication for $19.50 and wants to make a $2 profit. what is the percent markup on this medication
1 answer:
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Answer:
Option a. (-5, 2)
Step-by-step explanation:
The focus of a parabola is a <em>point</em>. Regarding this point, each point of the parabola has the same distance to a line that is known as "directrix".
By definition, for a parabola of the form:
The focus of the parable is given by the point: (h, k +p)
We must identify the values of h, k and p for the given equation.
Now that we know the values of h, k and p we can find the focus
The focus is
(-5, 1+1)
(-5, 2).