Chapter 2 part 1 Test
Name: ______________________________
1. Identify if the following is a function. Explain.
-3
6
9
2. Identify if the following is a function. Explain.
(-4, 7); (3, 7); (4, 7); (9, 7); (-1, 7)
3. Identify the domain and range of the following function
4. If f ( x)  5 x 2  8 , find f (3)
5. If g ( x)  x 3  1, find g (2a )
5
4
-1
2
0
6. Find the x-intercept and the y-intercept of the graph of 4 x  2 y  8 . Graph the equation and identify
the domain and range.
7. Determine whether the equation 3x  5 y  8 is a linear function. Explain.
8. Determine whether the equation x 2  y  4 is a linear function. Explain.
9. Write an equation of the line that passes through the point (-2, 8) and is parallel to the line  2 y  4 x  7
.
10. Write an equation of the line that pass through the point (-2, 8) and is perpendicular to the line that
passes through the points (5, 12) and (7, 18).
11. Write the equation in point-slope form of the line through (2, -3) and (-6, 2).
12. Write an equation in slope-intercept form of the line with slope
1
and through the point (8, 16).
2