Answer:
Step-by-step explanation:
rate of change=cost per song
so the first option
Answer:
[-8, 6]
Step-by-step explanation:
Domain is the x values. Look at the smallet x value, in this case -8, and the largest, in this case 6, and write them like a point using [] not (). You use [ or ] for numbers and ( or ) for infinity signs.
A = 8B
A + B = 180
8B + B = 180
9B = 180
B = 20
A = 8 * 20 = 160
Answer with Step-by-step explanation:
We are given that

We have to find T,N and B at the given point t > (1,
,1)



Now, substitute t=1













G and c you see look 2 times and look at the lines