The vertex form of a quadratic function is f(x) = a(x - h)2 + k. What is the vertex of each function? Match
function rule with the coordinates of its vertex
f(x) = 9(x - 5)2 + 6
Which coordinate matches the vertex ?

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.