С B A In the figure above AB - 4x +6 and BC - 72 +15. If AC = 120, find the length of segment AB

16.9 times 2.85

step-by-step explanation:

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sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.

the answer is b to that question