下列公式中,( ) 是计算项目难度的公式。
未知类型:{'options': ['[tex=6.214x2.429]o0EJQ+86rq+PWQzOKV/sbMSgJIDJKmXH6tosoTnIbjk=[/tex]', '[tex=5.429x2.429]ZzyJulyONnlxD32ruEtQimk5/eQRdCr9Oe+oT94TAWQUWutJCAr4EQ93k9sxVeGT[/tex]', '[tex=5.143x2.5]cV9MUMoN01khS+lG5bV/JBFZPWbz5A3h94fLbJ9aYC0=[/tex]', '[tex=7.571x2.643]/cjxHqIGbeiOdKrWA8KZ63wlGBRz8VM300P6+TVftCiT5Kms8tLOnW4oEl+a2oLX[/tex]'], 'type': 102}
未知类型:{'options': ['[tex=6.214x2.429]o0EJQ+86rq+PWQzOKV/sbMSgJIDJKmXH6tosoTnIbjk=[/tex]', '[tex=5.429x2.429]ZzyJulyONnlxD32ruEtQimk5/eQRdCr9Oe+oT94TAWQUWutJCAr4EQ93k9sxVeGT[/tex]', '[tex=5.143x2.5]cV9MUMoN01khS+lG5bV/JBFZPWbz5A3h94fLbJ9aYC0=[/tex]', '[tex=7.571x2.643]/cjxHqIGbeiOdKrWA8KZ63wlGBRz8VM300P6+TVftCiT5Kms8tLOnW4oEl+a2oLX[/tex]'], 'type': 102}
举一反三
- 给定平面图[tex=0.786x1.0]LyvDGollVJ+xwurtsLcn0g==[/tex]如图6.17所示,平面图的面数是( ).[img=355x220]178646b659a6f03.png[/img] 未知类型:{'options': ['6', '5', '8', '9'], 'type': 102}
- 下列方程中是一阶微分方程的是[input=type:blank,size:4][/input]. 未知类型:{'options': ['[tex=8.0x1.571]SnLzj4UlSfnGqNtEzxfZSuZwslGsWxsvP2Y+yf7H578Vefe1Ol/nJT135DjkdnSNNikL3arAj80BjvPHaHCDiA==[/tex]', '[tex=10.571x1.571]JR4yrHJRIZfJXwhFSObwrfajFnWUvXzM/YiA3M6aDKuVBZ8I+7v5iXTXdA3E6Rm4vOE2BCfPwFP2rmRygXKEUDk1qLsNDCJ2p8GEbfCSr2s=[/tex]', '[tex=5.643x1.357]m0sKckxx+jZ9iltApBtB23TBISIOx/g0judcsS+akNFZrUNCq3g+BIVQwGbQEh/C[/tex]', '$y^{(4)}+5 y^{\\prime}-\\cos x=0$'], 'type': 102}
- 【计算题】5 ×8= 6×4= 7×7= 9×5= 2×3= 9 ×2= 8×9= 7×8= 5×5= 4×3= 5+8= 6 ×6= 3×7= 4×8= 9×3= 1 ×2= 9×9= 6×8= 8×0= 4×7=
- [tex=1.857x1.0]1FVfIOJf7ISeQGf+8HT7Iw==[/tex]尿素的合成需消耗[tex=2.214x1.286]iLZ8dFzDhyDszs4Q6Iairw==[/tex]摩尔数是 未知类型:{'options': ['2', '3', '4', '5', '6'], 'type': 102}
- set1 = {x for x in range(10)} print(set1) 以上代码的运行结果为? A: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9} B: {0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10} C: {1, 2, 3, 4, 5, 6, 7, 8, 9} D: {1, 2, 3, 4, 5, 6, 7, 8, 9,10}