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2.1: Introduction to Functions
2.2: Graphs of Functions
2.3: The Algebra of Functions
2.4: Linear Functions
2.5: The Point-Slope Form
100
Determine the domain of the relation: {(9,3),(-1, 2),(-1,6),(3,9)}
What is {-1,3,9}?
100
Is the following graph a function?
What is No?
100
What is the domain of f(x) = 0.5x + 8
What is all real numbers?
100
Find the intercepts of 5x - 10y = -10.
What is x = -2 and y= 1?
100
Write point slope form of the graph going through (3, -1) with m = 2.
What is y + 1 = 2 (x - 3)?
200
Determine the range of the relation: {(3,-7),(-1,-2),(3,-7)(7,0)}
What is {-7,-2,0}?
200
What is the domain of the graph?
What is [-2,1]?
200
What is the domain of g(x) = 5/x + 7
What is all real numbers except 0?
200
Find the slope of (4,-2)(6, 16)
What is 9?
200
What is standard form of an equation?
What is Ax + By = C?
300
Determine whether the following relation is a function: {(1,2),(2,3),(3,4),(5,6),(5,7)}
What is No, it is not a function?
300
What is the domain of the graph?
What is (-3,2]
300
What is the domain of h(x) = square root (x-7)?
What is all [7, infinity)?
300
Write the equation in slope intercept form: 6x + 3y = -12
What is y = -2x - 4?
300
Write the equation y = 5x + 9 in function notation.
What is f (x) = 5x + 9?
400
Find g(-5) for g(x) = 3x2-10 (3 times x squared minus 10)
What is 65?
400
What is the range of the graph?
What is [1,5]?
400
Let f(x) = 9-2x and g(x) = 4x-7. Find (f - g)(x).
What is -6x + 16?
400
What is the slope of (4, -5) (6, -5)?
What is 0?
400
Write the equation in point slope form for (-2, 3) (5,9).
What is y - 3 = 6/7 (x + 2) OR y - 9 = 6/7 (x - 5)?
500
Find F(x + 3) for F(x) = 5x- 6
What is 5x + 9?
500
What is the range of the graph?
What is {1,2,3}?
500
Let f(x) = -5x + 7 and g(x) = 2x - 15. Find (fg)(-1).
What is -204?
500
What type of line is f(x) = 3?
What is a horizontal line through the y axis at 3.
500
Write the equation in slope intercept form (1,2) (6, -3)
What is y = -1x + 3?