A、Y/Δ-11 B、Y<sub>0sub>/Δ-11 C、Y<sub>0sub>/Y-12 D、Y/Y-12 E、Y/Δ-7
A、Y<sub>Fa1sub>≤Y<sub>Fa2sub> B、Y<sub>Fa1sub><Y<sub>Fa2sub> C、Y<sub>Fa1sub>=Y<sub>Fa2sub> D、Y<sub>Fa1sub>>Y<sub>Fa2sub>
A、Y<sub>Sa1sub>>Y<sub>Sa2sub> B、YS<sub>Sa1sub>< Y<sub>Sa2sub> C、Y<sub>Sa1sub> = Y<sub>Sa2sub> D、Y<sub>Sa1sub>≤ YS<sub>Sa2sub>
A、∑<sub>msub>(0,1,4,5,6,7,8,9,10,11,13,15) B、∑<sub>msub>(0,1,4,5,6,7,8,9,10,11,14,15) C、 ∑<sub>msub>(0,1,2,4,5,7,8,9,10,11,13,15) D、∑<sub>msub>(0,1,2,4,5,7,8,9,10,11,14,15)
A、F=x·y-x<sub>asub>·y<sub>asub>; B、F=x<sub>asub>·y-y<sub>asub>·x; C、F=x<sub>asub>·x-y<sub>asub>·y; D、F=x<sub>asub>+y<sub>asub>-x-y
A、x'<sub>1sub>>x<sub>1sub>和y'<sub>1sub>>y<sub>1sub> B、x'<sub>1sub><x<sub>1sub>和y'<sub>1sub><y<sub>1sub> C、x'<sub>1sub>=x<sub>1sub>和y'<sub>1sub>=y<sub>1sub> D、不确定
A、y<sub>n+1sub>〉y<sub>nsub>〉y<sub>n-1sub> B、y<sub>n+1sub>〈y<sub>nsub>〈y<sub>n-1sub> C、y<sub>n+1sub>=y<sub>nsub>=y<sub>n-1sub> D、不确定