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Questions and Answers
What is the domain of the function in graph 1?
What is the domain of the function in graph 1?
- (-8, 4)
- (-∞, -8) U (4, ∞)
- (-40, 40) (correct)
- (-∞, -40) U (40, ∞)
What is the range of the function in graph 2?
What is the range of the function in graph 2?
- (-2, 8)
- (2, 8) (correct)
- (-∞, ∞)
- (-∞, 2) U (4, ∞)
What is the x-intercept of the function in graph 1?
What is the x-intercept of the function in graph 1?
- -20
- 0
- 4
- -8 (correct)
What is the y-intercept of the function in graph 2?
What is the y-intercept of the function in graph 2?
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Over which interval is the function in graph 1 increasing?
Over which interval is the function in graph 1 increasing?
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What is the average rate of change of the function in graph 1 over the interval [-5, 0]?
What is the average rate of change of the function in graph 1 over the interval [-5, 0]?
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What is the interval where the function in graph 1 is positive?
What is the interval where the function in graph 1 is positive?
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What is the interval where the function in graph 2 is decreasing?
What is the interval where the function in graph 2 is decreasing?
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Study Notes
Key Features of Functions
- Function 1 has a domain of x = 40 and a range of y = 20.
- The x-intercepts of function 1 are at x = -8, -4, 0, 4, and 8.
- The y-intercept of function 1 is at y = -20.
- Function 1 is positive on the interval -40 and negative on the interval not specified.
- The function is increasing on the interval not specified and decreasing on the interval not specified.
- The average rate of change of function 1 over the interval [-5, 0] is not specified.
Second Function
- Function 2 has a domain of x = 8 and a range of y not specified.
- The x-intercepts of function 2 are at x = 4.
- The y-intercept of function 2 is at y = 2.
- Function 2 is positive on the interval x and negative on the interval not specified.
- The function is increasing on the interval not specified and decreasing on the interval not specified.
- The average rate of change of function 2 over the interval [-2, 0] is not specified.
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Description
Identify the key features of functions, including domain, range, and x-intercepts, from given graphs. Practice your math skills with this quiz!
