anonymous
  • anonymous
The domain of the following relation R {(3, −2), (1, 2), (−1, −4), (−1, 2)} is... A. {−1, 1, 3} B. {−1, −1, 1, 3} C. {−4, −2, 2, 2} D. {−4, −2, 2}
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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freckles
  • freckles
can you name the x-coordinate of every pair
freckles
  • freckles
that means can you name the first number in every pair
anonymous
  • anonymous
:/ Not very sure

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freckles
  • freckles
here is a pair (3,-2) which number is first and which number is second?
anonymous
  • anonymous
3 is X and -2 is Y?
freckles
  • freckles
yes
freckles
  • freckles
we want to list all of the x coordinates of every pair for the domain
freckles
  • freckles
so 3 is going to be in the domain
freckles
  • freckles
what about looking at the pair (1,2)?
anonymous
  • anonymous
1 would be the domain?
freckles
  • freckles
yes 1 is going to be in the domain
freckles
  • freckles
so far we have 1,3 are in the domain
freckles
  • freckles
what about (-1,-4)?
anonymous
  • anonymous
-1 would be the Domain so 1, 3 and -1 would be in the pot?
freckles
  • freckles
yes -1,1,3 are all going to be in the pot
anonymous
  • anonymous
xD Thank you btw medal :P
freckles
  • freckles
by the way there isn't a real difference from A and B A is less redundant so I would go with A because there is no reason to repeat an element twice
freckles
  • freckles
anyways you did great so you get a medal too
anonymous
  • anonymous
Thank's :D

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