设随机变量X的概率密度为,求函数Y=|X-1|的概率密度fY(y).
设随机变量X的概率密度为,求函数Y=|X-1|的概率密度fY(y).
设随机变量X的概率密度为,求函数Y=|X-1|的概率密度fY(y).
第1题
I am looking forward to . . . . . . from you as soon possible.
A.hear
B.be hearing
C.hearing
D.have heard
第2题
I am looking forward to _____________ from you as soon as possible.
[ A] hear
[ B ] be hearing
[ C] hearing
[ D] have heard
第3题
I am looking forward to . . . . . . from you as soon possible.
A.hear
B.be hearing
C.hearing
D.have heard
第4题
I am looking forward to______ from you as soon as possible.
A.hear
B.be hearing
C.hearing
D.have heard
第5题
I am looking forward to______ from you as soon as possible.
A.hear
B.be hearing
C.hearing
D.have heard
第8题
I am ______ to hear from you soon. ()
A.waiting
B.looking forward
C.expecting
D.seeing
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