1( = @ 1( > 2( > 3( 4( > 2( 45 % @ @ > > > @ > > = > 1( 180 2( 162 3 ...
1( = @ 1( > 2( > 3( 4( > 2( 45 % @ @ > > > @ > > = > 1( 180 2( 162 3 ...
1( = @ 1( > 2( > 3( 4( > 2( 45 % @ @ > > > @ > > = > 1( 180 2( 162 3 ...
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125 . 4 (10 37374747××××26463636====17272727611511511411⇒ P( ) =17×6112+ ×7{(5,5)(6,4)(4,6)(5,6)(6,5)(6,)}A =6n(A) = 6 n(S) = 62= 36n(A) 6 1P(A) = = =n(S)36 6aS = 1 − q1 k1∑ f (x) = ⇒ = 1⇒k1= 21−2511+27×5112+ ×7411=3477. 2 (11 . 3 (12. 2 (13x xxF f (x)dx λeλxdx eλxeλx( e ) eλxx (x) = =−= −− ⎤ = −−− −−0= −−∫ ∫ 1−∞ 0⎥⎦ 0. 2 (141 1F 0 5 1λx0 5λx0 5λxx (x) = / ⇒ − e−= / ⇒ e−= / ⇒ = ⇒ e = 2 ⇒ λx = Ln2eλx 21x = Ln2λ
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