PROBLEM SOLVING WITH TREND LINES 2.75
2.50
Part I: The scatter plot at the left shows the
cost of gas per gallon during certain years.
Use the scatter plot to answer questions 1-5.
2.25
2.00
2017-1970 = ?
1.75
1.50
PRICE OF GAS PER GALLON ($)
1.25
Y=0.05(?) +0.25
1.00
.75
.50
.25
5
10
15 20 25 30 35 40 45 50
YEARS (SINCE 1970)

If you are just building your payment history, how many points from a perfect score will you possibly miss?

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

Find the value of x. give reasons to justify your solutions! l, m ∈ kn