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Which graph represents a function?

Which graph represents a function?-example-1
User Robin Webb
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1 Answer

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Answer:

(a)

Explanation:

You want to know the graph that represents a function.

Function

A graph represents a function if it passes the "vertical line test": no vertical line can intersect the graph in more than one place.

Only the upper left graph passes the vertical line test.

Which graph represents a function?-example-1
User Sergey Okatov
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2.6k points