Answers

2015-07-15T21:25:49+08:00
Yess, a function since for every value of x there is only one value of y
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thanks.. what is the answer of all ordered pairs in r:r-r? it is function.
??
sorry, i don't understand the question
the set of all ordered pairs in R (relation): R-> R?
it is fuction or not?
2015-07-16T07:20:07+08:00
Yes, because the absissca is not repeated
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