运行结果为:( )X=7,10,15,30]S=0For item in x:If(item<15): continueS=s+itemPrint(s)
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1.运行结果为:( )X=7,10,15,30]S=0For item in x:If(item<15): continueS=s+itemPrint(s)
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2.下列代码的运行结果为( )x=[11,22,50,73,81,99,100]for item in x: if item%3==0: print(item,end
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3.(∃x)(S(x)→R(x))=(∀x)S(x)→(∃x)R(x)
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4.设X∈S为随机变量且e∈S,{X≤ x}等价于事件A={e: X ≤ x}.
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5.23weed人烦烦烦发生五点啊是咋的是在Aqsa2222wa'z'x'd's's's's's's's's's's's'x'x'x'x
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6.公式(∀x)[P(x)∧Q(x,A)→(∃y)[E(x,y)∨S(y)]]中,∀x的辖域为(),∃y的辖域为()A.P(x); R(x, y)B.P(x) ꓥ Q(x, A); R(x, y)C.P(x
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7.X(z)=s(s 1)X(z)=S 13X(z)=1-e-ss2(s 1
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8.运行下面程序的结果是:__________。
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9.数集S={x| x为(0, 1)上的无理数}, 则sup S = ____
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10.f(x) (x)f"(x)f"(x) f"s(x)