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Simon failed the exam again. Because computer games ________ too much of his time.
1年前
已知函数f(x)满足f(x+1/2)=-f(x),且当x∈(0,1]时,f(x)=1-l2x-1|, 若函数g(x)=f(x)-loga|x|有6个不同的零点,则实数a的取值范围为________。
1年前
如果A÷B=6(A、B均为非0自然数),那么A和B的最小公倍数是A.______.
1年前
The plane was very comfortable. We flew to Beijing in the plane. (用定语从句改写)
1年前
1年前