Question

write about verticle line test??

Answer 1

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✔the vertical line test is a visual way to determine if a curve is a graph of a function or not.

✔A function can only have one output, y, for each unique input, x.

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Answer 2

the vertical line test is a method used to determine whether the given relation is a function or not. The approach is rather simple . Draw a vertical line cutting through the graph of the relation and then observe the points of intersection.

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