Inverse function就是反函数啊,就是把一个一一对应的方程的自变量和因变量互换,这里f^(-1)(x)=(x-1)^(1/3),f^(-1)(4)=3^(1/3),约等于1.44
关于一题SAT数学题If f(x)=x^3+1 and of f^(-1)（x) is the inverse func
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