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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 10*sinx*cosx <0.2 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
10 * sin x * cos x <0.2 (1)
From inequality(1):
-7.873987 < x < -6.26318 或 -4.732394 < x < -3.121587 或 -1.590802 < x < 0.020005 或 1.550791 < x < 3.161598 或 4.692384 < x < 6.303191
The final solution set is :
-7.873987 < x < -6.26318 或 -4.732394 < x < -3.121587 或 -1.590802 < x < 0.020005 或 1.550791 < x < 3.161598 或 4.692384 < x < 6.303191 *Note: Radian.Your problem has not been solved here? Please take a look at the hot problems !