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Դzhanqunjishuduange    ʱ䣺2020-02-22 20:54:46  ֺţ С     

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ҪýСǧҪ˹ϽжɣÿţŶ只是太爱你θ׼6ֻɱܵDZȣ硢ħԣߡʽСͷˢʲôѧϰѧϰˢСͷƼˢٶȺ͹ٶȺͧѯ⣺֪ʥϵϵϵx11Ϊ2ϵϵϵx12Ϊ1ʥϵϵϵx21Ϊ2ϵϵϵx22Ϊ1ʥ·ϵϵϵf1(2,x11,x12)=x11+x12=(2+1)÷2=,ʥ·ϵϵϵf2(2,x21,x22)=x21+x22=(2+1)÷2=,ʥ·ϵ·ϵϵg[2,f1(2,x11,x12),f2(2,x21,x22)]=[f1(2,x11,x12)+f2(2,x21,x22)]÷2=(+)÷2=

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