Which relation is a function?
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Answer:
the one that looks like a V
1. take a ruler
2.move it across the graph
3.see if it crosses twice
ex:if it is a straight line than it wont work if it is like a V shape it will work
Answer:
The bottom one on the right is a function.
Step-by-step explanation:
Its the bottom one on the right because it is the only one which passes the vertical line test for a function.
This test states that if we draw any vertical line through the graph and it only passes through the graph at one point only then the graph is a function.