First graph is the correct one.
when x= 1
y=f(x) = -√1 = -1
when x= 2
y= -√2
Answer:

Step-by-step explanation:
So, for 60 square feet they charge = 287
So, for 1 square foot they charge = 
If they charge the installation fee this becomes = 
We can write an equation to calculate cost by using this 
Where x is the amount of square foot
The answer is Angle T = angle N
Answer:$7.91
Step-by-step explanation:add 2.15+5.76=7.91
Inequality : 19.50n+24≤$110
Solution: Alyssa can buy 4 DVDs
Work: 110-24=86
86/19.50 = 4.4
You can't have a fraction of a DVD, so you have to round down to 4.