LESSON 9 / SESSION 2 LESSONS
y
25
3 The growth in earnings for a digital music service is shown in
the graph. What is the equation of the line? Show your work.
Define your variables.
20
Deve
of the
15
Earnings (millions of $)
10
Reac
5
A 60
0
0
the
2
4
6
8
Time (quarters of a year)
The
the
dri

687.09 dollars       happy now

step-by-step explanation: 6870

1857 times .63 equals 1169.91 subtract that from 1857 you get 687.09

if a = 1,   and b = 2, then the answer is 47.99999999. if you round that to the nearest whole number, the answer is 48.

correct choice is b

step-by-step explanation:

when you calculate the average rate of change of a function, you are finding the slope of the secant line between the two points. for the function the average rate of change from point to point can be calculated as

to find the average rate of change from day 2 to day 10, note that at day 2, 8 houses were sold, so a(2,8) and at day 10, 2 houses were sold, so b(10,2). thus,

step-by-step explanation: