研究所、轉學考(插大)-微積分自由測驗(難度:隨機)-阿摩線上測驗
tinaet1212剛剛做了阿摩測驗,考了100分
8. If f(x)= ,then f'(2)=
(A)64(1+ln 2)
(B)32(1+ln 2)
(C)16(1+ln 2)
(D)8(1+ln 2)
(E) None of these
9. If a variable x is exponentially distributed with the following probability density
function,
what is the expected value of x?( 5%)
(A) e2
(B) 2
(C) 0.5
(D) None of the above