a degree 3 polynomial that has zeros -1,1 and 6 and in which the coefficient of x^2 is -12.
题目
a degree 3 polynomial that has zeros -1,1 and 6 and in which the coefficient of x^2 is -12.
答案
一个3次多项式有零点-1,1和6,且x的平方项的系数是-12
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