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current location:Mathematical operation > History of Inequality Computation > Answer
    Overview: 1 questions will be solved this time.Among them
           ☆1 inequalities

[ 1/1Inequality]
    Assignment:Find the solution set of inequality (3*sin(x)-6*cos(x)*sin(x)*sin(x))*(cos(x)+2*sin(x)-2)-(2*cos(x)-sin(x)*(3*sin(x)-2*sin(x)*sin(x)*sin(x))) = 00     Question type: Inequality
    Solution:
    The inequality can be reduced to 2 inequalities:
         ( 3 * sin ( x ) - 6 * cos ( x ) * sin ( x ) * sin ( x ) ) * ( cos ( x ) + 2 * sin ( x ) - 2 ) - ( 2 * cos ( x ) - sin ( x ) * ( 3 * sin ( x ) - 2 * sin ( x ) * sin ( x ) * sin ( x ) ) ) 00 < x         (1)
         x <90         (2)

    From inequality(1):
         -4.712389 < x < -3.141593 或  0 < x < 0.643501 或  x > 1.570796
    From inequality(2):
         x < 90

    From inequalities (1) and (2)
         -4.712389 < x < -3.141593 或  0 < x < 0.643501 或  1.570796 < x < 90     (3)

    The final solution set is :

         -4.712389 < x < -3.141593 或  0 < x < 0.643501 或  1.570796 < x < 90




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