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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 (lnx)/0.09+1/x >13.0343 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
( ln x ) / 0.09 + 1 / x >13.0343 (1)
From the definition field of ln
x > 0 (2 )
From the definition field of divisor
x ≠ 0 (3 )
From inequality(1):
0 < x < 0.017186 或 x > 3.140652
From inequality(2):
x > 0
From inequality(3):
x < 0 或 x > 0
From inequalities (1) and (2)
0 < x < 0.017186 或 x > 3.140652 (4)
From inequalities (3) and (4)
0 < x < 0.017186 或 x > 3.140652 (5)
The final solution set is :
0 < x < 0.017186 或 x > 3.140652Your problem has not been solved here? Please take a look at the hot problems !