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

[ 1/1 Equation]
    Work: Find the solution of equation 200000*（1+X）^4 = 400*（（1+X）^4-1）/（（1+X）^（1/4）-1） .
    Question type: Equation
    Solution:    This equation has no real solution!

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