Problem 1:
Graph f(x) = x2 - 5x + 4
Problem 2:
Graph the following function:
Problem 3:
Graph the function f(x) = √x, and use this plot to graph the function g(x) = √(x + 1)
Problem 4:
Graph the function f(x) = (x - 1)2, and use this plot to graph the function g(x) = (2x - 1)2
Problem 5:
Find the slope of the line containing the following pair of points:
P(1, -1), Q(3, -3)
Problem 6:
Write the equation of the line containing the points (0, 1) and (2, 3)
Problem 7:
Solve the following equation:
2 - |x + 4| = 1
Problem 8:
Graph the following function:
f(x) = |x + 2|
Problem 9:
Find the least squares regression line, and graph both the scatter plot and the regression line, for the following set of data:
x
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
y
|
1.367
|
1.548
|
3.172
|
4.064
|
4.739
|
5.913
|
7.069
|
8.716
|
9.554
|
Problem 10:
Find the least squares regression line, and graph both the scatter plot and the regression line, for the following set of data:
x
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
y
|
2.865
|
5.304
|
7.073
|
8.994
|
11.072
|
12.980
|
14.988
|
17.149
|
19.141
|