Difference between revisions of "2021 AMC 10B Problems/Problem 1"
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| − | Since <math>3\pi</math> is about <math>9.42</math>, we multiply 9 by 2 and add 1 to get <math> \boxed{\textbf{(D)}\ ~19} </math> | + | Since <math>3\pi</math> is about <math>9.42</math>, we multiply 9 by 2 and add 1 to get <math> \boxed{\textbf{(D)}\ ~19} </math>~smarty101 |
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Revision as of 17:05, 11 February 2021
How many integer values of 
satisfy 
?
Solution
Since 
is about 
, we multiply 9 by 2 and add 1 to get 
~smarty101
