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Overview: 1 questions will be solved this time.Among them
☆1 inequalities
[ 1/1Inequality]
Assignment:Find the solution set of inequality 111.23*(0.59+n)+6121n^2+1987.37n^3+121n^4+97.98*(10.4+n)+428.37*(6.4+n)1.25*(376.77*(2.32+n)+(174.05n+7.07n^2)*(522.15n+7.07n^2)/(1044.3+21.2n)) >= 0 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
111.23 * ( 0.59 + n ) + 6121 * n ^ 2 + 1987.37 * n ^ 3 + 121 * n ^ 4 + 97.98 * ( 10.4 + n ) + 428.37 * ( 6.4 + n ) * 1.25 * ( 376.77 * ( 2.32 + n ) + ( 174.05 * n + 7.07 * n ^ 2 ) * ( 522.15 * n + 7.07 * n ^ 2 ) / ( 1044.3 + 21.2 * n ) ) >= 0 (1)
From the definition field of divisor
1044.3 + 21.2 * x ≠ 0 (2 )
From inequality(1):
n ≤ -70.202637 或 -49.259434 ≤ n ≤ -20.38004 或 n ≥ -6.30065
From inequality(2):
n < -49.259434 或 n > -49.259434
From inequalities (1) and (2)
n ≤ -70.202637 或 -49.259434 < n ≤ -20.38004 或 n ≥ -6.30065 (3)
The final solution set is :
n ≤ -70.202637 或 -49.259434 < n ≤ -20.38004 或 n ≥ -6.30065Your problem has not been solved here? Please take a look at the hot problems !