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____1. Which form is the equation y = -2x + 5 in?
A. standard form B. direct variation C. slope-intercept form
____2. Write in slope intercept form given the slope: m=3 and y int: -2?
A. y=3x-2 B. y=-2x+3 C. y=2/3x
____3. What is the slope of f(x)=1/3x-4?
A. -1/3 B. 1/3 C. 3
____4. When a function is in slope intercept form f(x)=mx + b, what does b stand for?
A. slope B. y-intercept C. x-intercept
____5. Write the equation of the line given slope of 5 and y-intercept of -2.
A. y = 5x - 2 B. y = -2x + 5 C. 5x - 2y = 3
____6. What is the x-intercept of the linear function given by the equation x + y = -2?
A. (-2, 0) B. (0, -2) C. (2, 0)
____7. What do you need to know to be able to graph a line?
A. x-intercept B. y-intercept C. slope and y-intercept
____8. Find the x-intercept of the function f(x) = 3x + 1.
A. 1 B. (-1)/3 C. 3
____9. The graph of a linear function is ____.
A. parabola B. ellipse C. straight line
____10. The linear function f(x) – mx + b is a constant function if ___.
A. m = 1, b = 0 B. m = 0 C. b = 0
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