摘要: If X is normally distributed random variable with mean 50 and standard deviation 10, and Z is the standard normal random variable, then the interval shaded in the diagram below can be written as
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以下伪代码:
Read x;
If x≤-1 Then;
f(x)←x+2;
Else;
If-1<x≤1 Then;
f(x)←x2;
Else;f(x)←-x+2;
End If;
Print f(x);
根据以上伪代码,若函数g(x)=f(x)-m在R上有且只有两个零点,则实数m的取值范围是 .
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Read x;
If x≤-1 Then;
f(x)←x+2;
Else;
If-1<x≤1 Then;
f(x)←x2;
Else;f(x)←-x+2;
End If;
Print f(x);
根据以上伪代码,若函数g(x)=f(x)-m在R上有且只有两个零点,则实数m的取值范围是
给出一个算法:
Read x
If x≤0,Then
f(x)←4x
Else
f(x)←2x
End,If
Print,f(x)
根据以上算法,可求得f(-1)+f(2)=
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Read x
If x≤0,Then
f(x)←4x
Else
f(x)←2x
End,If
Print,f(x)
根据以上算法,可求得f(-1)+f(2)=
0
0
.