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The domain of the following relation R {(3, −2), (1, 2), (−1, −4), (−1, 2)} is {−1, 1, 3} {−1, −1, 1, 3} {−4, −2, 2, 2} {−4, −2, 2}
asked
Mar 2, 2017
Mathematics
high-school
1
answer
5
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30.0k
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Why aren't noble gases included in the trend for electronegativity?
asked
Mar 1, 2015
Chemistry
high-school
2
answers
3
votes
193k
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