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adoni [48]
3 years ago
7

Which of the following relations are functions?

Mathematics
2 answers:
mr_godi [17]3 years ago
8 0

D and A..................

Alisiya [41]3 years ago
7 0
<span>{(c,e),(c,d),(c,b)} is NOT a function since the input c has multiple outputs (e,d,b). So choice B is out

</span><span>{(b,b),(c,d),(d,c),(c,a)} is NOT a function either. The input 'c' corresponds to the output 'd' and 'a' at the same time. So choice C is out too
</span><span>
Choices A and D are the answer. They are functions since any given input corresponds to exactly one output. 

</span>
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