
A.2.96GBq
B.3.7GBq
C.7.4GBq
D.5.55GBq
E.11.1GBq
[单选题]A.P(X≤λ)=P(X≥λ)B.P(X≥λ)=P(X≤-λ)C.D.
[单选题]A.P(X≤λ)=P(X≥λ)B.P(X≥λ)=P(X≤-λ)C.D.
[单选题]A.2.96GBqB.3.7GBqC.7.4GBqD.5.55GBqE.11.1GBq
[问答题]-----------.
[单选题]A.4cos4x+CB.C.4cos2x+CD.8cos4x+C
[单选题]A.4cos4x+CB.C.4cos2x+CD.8cos4x+C