Question

Which is the graph of f(x) =
A
f
-6
5
5
1
3-
3
3
2
2
2
2
4.
1
1
1
-3-2
-1
1
2
3
4
5
6
-3 -2 -1
1
2
3 4 5 6
-3 -2 -11
3
4
56
-3 -2 -1
2
3 4
5

Answer 1

 the heart graph is not a function

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 -45,-55,-65

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A(30) =  -1 + (30 - 1) * 2 = -1 + 29 * 2 = -1 + 58 = 57 <==

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 the vertical line test

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range is { 1,7,13 }

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I am having a problem with the last one....with the points that are listed, it is not a function...because u have 2 x- values that are 4

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