Mathematics in Grade Three: A company paid 400,000 yuan in taxes the year before last, and 484,000 yuan this year. What is the average annual growth rate of corporate tax payment? (One-variable quadra

Mathematics in Grade Three: A company paid 400,000 yuan in taxes the year before last, and 484,000 yuan this year. What is the average annual growth rate of corporate tax payment? (One-variable quadratic equation) Solution: Let the average annual tax growth rate of this company be x.40 (1+x) 2 = 48.4 (1+x) 2 =1.21+x =1.60.

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