Identify the vertex of the graph. Tell whether it is a minimum or maximum. (–1, –2); minimum

(–2, –1); maximum

(–2, –1); minimum

(–1, –2); maximum

30 people weigh 160 pounds or more

correct answer is b. 27/8

step-by-step explanation:

step-by-step explanation:

we have

using a graphing tool

see the attached figure

this is a quadratic equation (vertical parabola) open up

the vertex is a > vertex

the domain of the function is all real > interval (-∞,∞)

the range of the function is the > [-6.125,∞)

the function has two x->   and

the function is increasing over the > (0.25,∞)

the function is decreasing over the > (-∞,0.25)