3. Functions

Intro to Functions & Their Graphs

Textbook Question
Determine whether the three points are collinear. See Example 4. (0,-7),(-3,5),(2,-15)
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Textbook Question
Determine whether the three points are collinear. See Example 4. (0,9),(-3,-7),(2,-19)
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Textbook Question
Determine whether the three points are collinear. See Example 4. (-7,4),(6,-2),(-1,1)
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Textbook Question
Find the coordinates of the other endpoint of each line segment, given its midpoint and one endpoint. See Example 5(b).
midpoint $open paren 5 comma 8 close paren$ , endpoint $open paren 13 comma 10 close paren$
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Textbook Question
Find the coordinates of the other endpoint of each line segment, given its midpoint and one endpoint. See Example 5(b).
midpoint $open paren 12 comma 6 close paren$ , endpoint $open paren 19 comma 16 close paren$
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Textbook Question
Find the coordinates of the other endpoint of each line segment, given its midpoint and one endpoint. See Example 5(b).
midpoint $open paren 6 a comma 6 b close paren$ , endpoint $open paren 3 a comma 5 b close paren$
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Textbook Question
Fill in the blank(s) to correctly complete each sentence. The domain of the relation { (3,5), (4, 9), (10, 13) } is _____.
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Textbook Question
Fill in the blank(s) to correctly complete each sentence. The equation y = 4x - 6 defines a function with independent variable______ and dependent variable ________ .
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Textbook Question
Fill in the blank(s) to correctly complete each sentence. For the function ƒ(x) = -4x + 2, ƒ(-2)= ______.
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Textbook Question
Determine whether each relation defines a function. See Example 1. {(5,1),(3,2),(4,9),(7,8)}
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Textbook Question
Determine whether each relation defines a function. See Example 1. {(8,0),(5,7),(9,3),(3,8)}
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Textbook Question
Determine whether each relation defines a function. See Example 1. {(9,-2),(-3,5),(9,1)}
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Textbook Question
Determine whether each relation defines a function. See Example 1. {(2,4),(0,2),(2,6)}
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Textbook Question
Determine whether each relation defines a function. See Example 1.
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Textbook Question
Determine whether each relation defines a function. See Example 1.
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