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