Mathematics, 27.08.2021 05:10 jeffreyaxtell4542
Chứng minh rằng ∀ m≤ -2. Ta có x²-(2m+1)x+3m+2≤0 ( ∀x∈ (-4;1) )
Answers: 1
Mathematics, 21.06.2019 15:40
Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?
Answers: 1
Mathematics, 21.06.2019 21:30
Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?
Answers: 1
Mathematics, 22.06.2019 00:30
1/2+1/6-3/4 simplify the given expression leaving the answer in improper fraction form.
Answers: 2
Chứng minh rằng ∀ m≤ -2. Ta có x²-(2m+1)x+3m+2≤0 ( ∀x∈ (-4;1) )...
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