Difference between revisions of "2020 AMC 12B"

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{{AMC12 Problems|year=2020|ab=B}}
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'''2020 AMC 12B''' problems and solutions. The test was held on Wednesday, February 19, 2020.
  
==Problem 1==
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*[[2020 AMC 12B Problems]]
 
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*[[2020 AMC 12B Answer Key]]
What is the value in simplest form of the following expression?<cmath>\sqrt{1} + \sqrt{1+3} + \sqrt{1+3+5} + \sqrt{1+3+5+7}</cmath>
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**[[2020 AMC 12B Problems/Problem 1|Problem 1]]
<math>\textbf{(A) }5 \qquad \textbf{(B) }4 + \sqrt{7} + \sqrt{10} \qquad \textbf{(C) } 10 \qquad \textbf{(D) } 15 \qquad \textbf{(E) } 4 + 3\sqrt{3} + 2\sqrt{5} + \sqrt{7}</math>
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**[[2020 AMC 12B Problems/Problem 2|Problem 2]]
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**[[2020 AMC 12B Problems/Problem 3|Problem 3]]
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**[[2020 AMC 12B Problems/Problem 4|Problem 4]]
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**[[2020 AMC 12B Problems/Problem 5|Problem 5]]
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**[[2020 AMC 12B Problems/Problem 6|Problem 6]]
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**[[2020 AMC 12B Problems/Problem 7|Problem 7]]
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**[[2020 AMC 12B Problems/Problem 8|Problem 8]]
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**[[2020 AMC 12B Problems/Problem 9|Problem 9]]
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**[[2020 AMC 12B Problems/Problem 10|Problem 10]]
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**[[2020 AMC 12B Problems/Problem 11|Problem 11]]
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**[[2020 AMC 12B Problems/Problem 12|Problem 12]]
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**[[2020 AMC 12B Problems/Problem 13|Problem 13]]
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**[[2020 AMC 12B Problems/Problem 14|Problem 14]]
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**[[2020 AMC 12B Problems/Problem 15|Problem 15]]
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**[[2020 AMC 12B Problems/Problem 16|Problem 16]]
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**[[2020 AMC 12B Problems/Problem 17|Problem 17]]
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**[[2020 AMC 12B Problems/Problem 18|Problem 18]]
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**[[2020 AMC 12B Problems/Problem 19|Problem 19]]
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**[[2020 AMC 12B Problems/Problem 20|Problem 20]]
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**[[2020 AMC 12B Problems/Problem 21|Problem 21]]
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**[[2020 AMC 12B Problems/Problem 22|Problem 22]]
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**[[2020 AMC 12B Problems/Problem 23|Problem 23]]
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**[[2020 AMC 12B Problems/Problem 24|Problem 24]]
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**[[2020 AMC 12B Problems/Problem 25|Problem 25]]
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==See also==
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{{AMC12 box|year=2020|ab=B|before=[[2020 AMC 12A]]|after=[[2021 AMC 12A]]}}
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* [[AMC 12]]
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* [[AMC 12 Problems and Solutions]]
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* [[Mathematics competitions]]
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* [[Mathematics competition resources]]
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{{MAA Notice}}

Latest revision as of 18:29, 6 August 2020