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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 -√3
Question type: Inequality
Solution:
The inequality can be reduced to 2 inequalities:
-√ 3 < tan x (1)
tan x <1 (2)
From inequality(1):
-7.330383 < x < -4.712389 或 -4.18879 < x < -1.570796 或 -1.047198 < x < 1.570796 或 2.094395 < x < 4.712389 或 5.235988 < x < 7.853982
From inequality(2):
-7.853982 < x < -5.497787 或 -4.712389 < x < -2.356194 或 -1.570796 < x < 0.785398 或 1.570796 < x < 3.926991 或 4.712389 < x < 7.068583
From inequalities (1) and (2)
-7.330383 < x < -5.497787 或 -4.18879 < x < -2.356194 或 -1.047198 < x < 0.785398 或 2.094395 < x < 3.926991 或 5.235988 < x < 7.068583 (3)
The final solution set is :
-7.330383 < x < -5.497787 或 -4.18879 < x < -2.356194 或 -1.047198 < x < 0.785398 或 2.094395 < x < 3.926991 或 5.235988 < x < 7.068583 *Note: Radian.Your problem has not been solved here? Please take a look at the hot problems !