设[tex=12.643x2.786]ayr1voIWy2eQQv3NidKeXYCALn2wDPU5FEDc2Y2PB/LkjQLDfJtkgMIy+C5DHUH40dPKKsiGMmiHkKMDCyItmw==[/tex], 其中E为全集,试求下列集合:[tex=5.357x1.0]lzhabjo9W4SRLX37Ta7RQNw5QpiR5RPRRcWMdZsMd+o=[/tex]
举一反三
- 设[tex=12.643x2.786]ayr1voIWy2eQQv3NidKeXYCALn2wDPU5FEDc2Y2PB/LkjQLDfJtkgMIy+C5DHUH40dPKKsiGMmiHkKMDCyItmw==[/tex], 其中E为全集,试求下列集合:[tex=3.571x1.0]w0qevjkYwZ0iEg50fr8LYA==[/tex]
- 设[tex=12.643x2.786]ayr1voIWy2eQQv3NidKeXYCALn2wDPU5FEDc2Y2PB/LkjQLDfJtkgMIy+C5DHUH40dPKKsiGMmiHkKMDCyItmw==[/tex], 其中E为全集,试求下列集合:[tex=6.143x1.357]dHtlG6LtfIlmN9Az8mKB67gZUESac6FC0QdA6OI+cqA=[/tex]
- 设[tex=12.643x2.786]ayr1voIWy2eQQv3NidKeXYCALn2wDPU5FEDc2Y2PB/LkjQLDfJtkgMIy+C5DHUH40dPKKsiGMmiHkKMDCyItmw==[/tex], 其中E为全集,试求下列集合:[tex=4.5x1.357]YZWciOR6pLPiNpnC3moRZ3aw6kbgO0M4OXUFrDCCDhA=[/tex]
- 设[tex=12.643x2.786]ayr1voIWy2eQQv3NidKeXYCALn2wDPU5FEDc2Y2PB/LkjQLDfJtkgMIy+C5DHUH40dPKKsiGMmiHkKMDCyItmw==[/tex], 其中E为全集,试求下列集合:[tex=4.571x1.0]EvF7YcWL9VNsEEldT9aXjMO5VbmkR1/pd9eeFhhTXSs=[/tex]
- 下列哪条语句是正确的( ) A: A=[1 2;3 4];B=[3;7];A.*B; B: A=cell(2,3);A(1,2)=[4;5]; C: A=[2 3 5 7;9 4 6 1;7 3 2 5];B=[1 7;0 5];A(2:end,2:2:end) D: x=-5:5;y=-5:5;z=x.*x-y.*y;surf(x,y,z);