Difference between revisions of "2021 AMC 12B Problems/Problem 1"
(Created page with "The 2021 AMC 12B will be held on February 10th, 2021. The problems will not be made public until 24 hours after that.") |
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− | + | How many integer values of <math>x</math> satisfy <math>|x|<3\pi</math>? | |
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+ | <math>\textbf{(A)} ~9 \qquad\textbf{(B)} ~10 \qquad\textbf{(C)} ~18 \qquad\textbf{(D)} ~19 \qquad\textbf{(E)} ~20</math> | ||
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+ | ==Solution== | ||
+ | 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 |
Revision as of 17:08, 11 February 2021
How many integer values of satisfy ?
Solution
Since is about , we multiply 9 by 2 and add 1 to get ~smarty101