Answer:
<h3>
a. the vertex represents a minimum point</h3><h3>
b. f(x) = (x + 5)² - 5</h3>
Step-by-step explanation:
a.
a = 1 > 0 ← that means the parabola opens up, so the vertex is minimum of the function
b.

Working out:
2 3/4 ー 1 1/4 = 1 2/4 = 1 1/2
Answer:
He needs to run 1 1/2 more miles.
Answer:
Not a function
Step-by-step explanation:
Y values can repeat in a function but domain cannot. 3 is repeated twice, thus these values do not represent a function.
What are you suppose to find i feel like it doesn't really say
And whats the rest of the question