Math guys....
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Math guys....
https://www.rx7club.com/forum/showth...hreadid=124064
If anyone can help me out it would be great, thanks.
If anyone can help me out it would be great, thanks.
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The answer is B for sure. A function can't have a verticle line in it. It's called the verticle line test. So an easy way to remember is that if ever the FIRST numbers in the set are the same, it is NOT a function. So in this case, there are two -9's. {(-9,-1) (-9,7)}. So it is not a function.
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Originally posted by GcubeGTS
The answer is B for sure. A function can't have a verticle line in it. It's called the verticle line test. So an easy way to remember is that if ever the FIRST numbers in the set are the same, it is NOT a function. So in this case, there are two -9's. {(-9,-1) (-9,7)}. So it is not a function.
The answer is B for sure. A function can't have a verticle line in it. It's called the verticle line test. So an easy way to remember is that if ever the FIRST numbers in the set are the same, it is NOT a function. So in this case, there are two -9's. {(-9,-1) (-9,7)}. So it is not a function.
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A Function is Defined as the following...A function of f from a set A to a set B is a relation that assigns to each element x in the set A exatly one element y in the set B. The set A is the DOMAIN of the function f, and the set B contains the range>
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