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Which mineral has the smallest daily requirement?
answered
Jul 27, 2018
Health
high-school
1
vote
210k
views
What happened after Wu Di expanded China’s empire over a larger territory? New ways of governing were needed. The people migrated to other lands. The amount of trade dropped dramatically. New schools were
answered
Apr 5, 2018
History
high-school
4
votes
101k
views
If the sum of the even integers between 1 and k, inclusive, is equal to 2k, what is the value of k?
answered
Nov 9, 2017
Mathematics
middle-school
4
votes
197k
views
What kind of chemical change do you think occurs when a banana peel turns brown in the open air?
answered
Jul 22, 2017
Chemistry
high-school
4
votes
227k
views
What is a 33.33% increase followed by a 50% decrease?
answered
Apr 26, 2017
Mathematics
middle-school
6
votes
153k
views
Find all solutions in the interval [0, 2π). cos x = sin x.
answered
Mar 6, 2017
Mathematics
high-school
2
votes
154k
views
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