Overview: 1 questions will be solved this time.Among them
           ☆1 equations

[ 1/1 Equation]
    Work: Find the solution of equation 4.9*13.4^2/12.3^2 = 13.4*sinx*cosx-0.11*(cosx)^2 .
    Question type: Equation
    Solution:
    The solution of the equation:
        x₁≈-8.383818 , keep 6 decimal places
        x₂≈-5.745140 , keep 6 decimal places
        x₃≈-5.242225 , keep 6 decimal places
        x₄≈-2.603548 , keep 6 decimal places
        x₅≈-2.100633 , keep 6 decimal places
        x₆≈0.538045 , keep 6 decimal places
        x₇≈1.040960 , keep 6 decimal places
        x₈≈3.679638 , keep 6 decimal places
        x₉≈4.182553 , keep 6 decimal places
        x₁₀≈6.821230 , 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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