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2021 AIME I Problem 8
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AIME
2021 AIME I
problem-8
,
2021
,
aime
,
aime-i
system
July 8, 2024, 8:46pm
1
Find the number of integers
c
such that the equation
|| 20|x|-x^{2}|-c|=21
has 12 distinct real solutions.