Answer:

Step-by-step explanation:
we have

This is a vertical parabola open downward (the leading coefficient is negative)
The vertex is a maximum
The vertex is the point (h,k)
The range of the function is the interval (-∞,k]
so

Convert the quadratic equation in vertex form
Factor -1 leading coefficient

Complete the square


Rewrite as perfect squares

The vertex is the point (-1,4)
therefore
The range is 
Photo math will help stg
have a good day
0.001 hundreds
Hope Your Thanksgiving Went Well, Here's Some Help Cleaning Up
-TheKoolKid1O1
About 55 because 165 divided by 3 is 55
Centimeter, meter, kilometer, hectometer,
inch, foot, yard, and a mile.
or
centimeter, inch, foot, meter, yard, kilometer, mile, hectometer