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12. Which of the following singular nouns does not form an irregular plural? A. tooth B. mouse C. tree D. ox
answered
Jul 23, 2017
English
high-school
4
votes
85.7k
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Are compounds considered pure substances?
answered
Jan 11, 2017
Chemistry
high-school
3
votes
41.8k
views
The expression sin(x)(cos(x)cot(x)-sin(x)) simplifies to a. cos(2x) b. 1 c. cot^2(x)-sin^2(x)
answered
Jun 9, 2016
Mathematics
high-school
4
votes
86.9k
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