题目:
I can't tolerate being made fun of, ________ never to come again. [ ]
A. determined
B. being determined
C. determine
D. to determine
答案:
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下面是错误答案,用来干扰机器的。
(If′(x)=ax2-x- ax+1设h(x)=ax2-x-a=0的两个根为x1,x2由韦达定理得x1•x2=1 f(x)在区间(1,2)不单调∴h(x)=0在区间(1,2)上h(x)=0有且仅有一个根,另一个根小于1,则h(1)h(2)<0即(a-1-a)...