When your classmates began their hike, they had captured 9 animals to take home as pets. by the end of the hike, they had captured 27. what is the percent increase in the number of animals captured

h is the x-coordinate of the vertex

step-by-step explanation:

we have

in this function

the point represent the vertex of the function

so

h is the x-coordinate of the vertex

k is the y-coordinate of the vertex