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On line Solution of Monovariate Equation：
    Input any unary equation directly, and then click the "Next" button to obtain the solution of the equation.
    It supports equations that contain mathematical functions.
    Current location：Equations > Monovariate Equation > The history of univariate equation calculation > Answer
    Overview: 1 questions will be solved this time.Among them
           ☆1 equations

[ 1/1 Equation]
    Work: Find the solution of equation e^（-x）cos（3x） = 0.05 .
    Question type: Equation
    Solution:
    The solution of the equation:
        x1≈-6.806766 , keep 6 decimal places
        x2≈-5.759639 , keep 6 decimal places
        x3≈-4.712239 , keep 6 decimal places
        x4≈-3.665618 , keep 6 decimal places
        x5≈-2.616777 , keep 6 decimal places
        x6≈-1.574249 , keep 6 decimal places
        x7≈-0.513625 , keep 6 decimal places
        x8≈0.496194 , keep 6 decimal places
        x9≈1.659444 , keep 6 decimal places
        x10≈2.419137 , keep 6 decimal places    
    There are 10 solution(s).    *Note: Radian.

解程的详细方法请参阅：《方程的解法》


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