Algebra 1 Test 5 Review

- 1. Parallel lines never intersect:
A) False B) True - 2. Perpendicular lines intersect at a 90* angle:
A) False B) True - 3. In Standard Form, A must always be positive and a whole number:
A) True B) False - 4. Parallel lines have opposite reciprocal slope:
A) True B) False - 5. If the product of of the slopes is -1, then the lines are perpendicular.
A) True B) False - 6. What is the opposite reciprocal of 4?
A) 1/4 B) -1/4 C) -4 D) 4 - 7. What is the opposite reciprocal of -3/2?
A) -2/3 B) 3/2 C) 6 D) 2/3 - 8. Describe the transformation of y=f(x)+1.
A) The new line has moved down one unit B) The new line has moved one unit to the left. C) The new line has moved up one unit D) The new line has moved one unit to the right. - 9. Describe the transformation of y=-f(x).
A) The new line moved up one unit B) the new line moved down one unit C) The new line changed directions. D) The line stayed the same - 10. Describe the transformation of y=f(x-2)-3.
A) The new line moved two units to the right and moved up three units. B) The new line moved two units to the right and moved down three units. C) The new line moved two units to the right and moved up three units. D) The new line moved two units to the left and moved down three units. - 11. Which of the following is an equation of the line that passes through the point (2, 2) and is parallel to the graph of the equation y = 3x – 1?
A) y = 3x + 2 B) y = 3x + 4 C) y = 3x + 1 D) y = 3x - 4 - 12. the graphs of y=5x+4 and y=-1/5 x-6 parallel, perpendicular, or neither?
A) Parallel B) Neither C) Perpendicular - 13. What is y=5/3 x+2 written in standard form?
A) 5x+3y=6 B) 5x+3y=-6 C) -5x-3y=-6 D) 5x-3y=-6 - 14. Given f(x) = 2/3 x + 1, describe the effects on the graph of f(x) when g(x) = f(x) – 3?
A) The graph of g(x) has the same slope as the graph of f(x), and a different y-intercept of 4. The function g(x) represents a translation of f(x) 3 units up. B) graph of g(x) has a steeper slope than the graph of f(x), and the same y-intercept of 1. C) The graph of g(x) has the same slope as the graph of f(x), and a different y-intercept of –2. The function g(x) represents a translation of f(x) 3 units down. D) The graph of g(x) has a flatter slope than the graph of f(x), and the same y-intercept of 1. - 15. Which step tranforms the graph of y = 4x into the graph of y= 4x -7
A) translate 7 units left B) translate 7 units right C) translate 7 units up D) translate 7 units down |

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