|
Visually Representing Numerical Data |
Splitting up the Whole with Pie Graphs | Showing the
overlap with
Venn Diagrams | Comparing Categories with Bar Graphs |
Seeking
Trends with Line Graphs | Showing Orderly Data with Histograms |
Functions as Graphs in the Coordinate System
Practice Exercise 17-4 - Pre-Test Click
HERE for a printer-friendly version
Please try these review problems. When you finish, compare your
answers to those in the key that follows.
- Take the data for X and Y in the following table and draw a
graph of the straight line that results.
|
X |
Y |
|
-1 |
-3 |
|
-0.5 |
-2.4 |
|
0 |
-1.8 |
|
0.5 |
-1.2 |
|
1 |
-0.6 |
|
1.5 |
0 |
|
2 |
0.6 |
|
2.5 |
1.2 |
|
3 |
1.8 |
|
3.5 |
2.4 |
- Take the function Y = 2X + 1, finish filling in the
following table, and then draw a graph of the function using the
data in the table
|
X |
Y = 2X +1 |
|
-15 |
2(-15)+1 = -30 + 1 = -29 |
|
-10 |
2(-10)+1 = -19 |
|
-5 |
-9 |
|
0 |
? |
|
5 |
? |
|
10 |
? |
|
15 |
? |
|
20 |
? |
|
25 |
? |
|
30 |
? |
- Take the function Y = X2 – 3, fill in the following
table, and draw a graph of the function.
|
X |
Y = X2 – 3 |
|
-4 |
|
|
-3 |
|
|
-2 |
|
|
-1 |
|
|
0 |
|
|
1 |
|
|
2 |
|
|
3 |
|
|
4 |
|
- Take the function Y = X – X2 and compute the values for
the X values ranging from –1 to 5 and draw a graph.
- Draw a graph of the function Y = .1X2 – X + 2
Now, correct Practice Exercise 17-4 using
Answer Key below.
Practice Exercise 17-4 Key Click
HERE for a printer-friendly version
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