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OpenStudy (dunk789):
A(b) is a function? true or false http://media.apexlearning.com/Images/200708/03/14c24eb3-613d-41b6-a289-88795e5d939c.gif
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OpenStudy (welshfella):
A relation is not a function if its 'one-to many' If one or more elements in the domain map to more that one element in the range then A(b) is not a function.
OpenStudy (welshfella):
Check element U in the domain.
OpenStudy (dunk789):
U has two diffrent numbers
OpenStudy (welshfella):
yes it maps to 9 and 11.
OpenStudy (welshfella):
So true or false?
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OpenStudy (dunk789):
false
OpenStudy (welshfella):
correct
OpenStudy (dunk789):
thankyou fam
OpenStudy (welshfella):
yw
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